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4373 is a prime number

4373 has 2 divisors, whose sum is σ = 4374. Its totient is φ = 4372.

The previous prime is 4363. The next prime is 4391. The reversal of 4373 is 3734.

Subtracting from 4373 its sum of digits (17), we obtain a square (4356 = 662).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3844 + 529 = 62^2 + 23^2 .

4373 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 4373 - 24 = 4357 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 46 + 7 + 33 + 35 .

It is a Curzon number.

It is a plaindrome in base 3, base 9, base 15 and base 16.

It is a congruent number.


It is not a weakly prime, because it can be changed into another prime (4363) by changing a digit.

Being equal to 6×36-1, it is a generalized Woodall number.


It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2186 + 2187.

It is an arithmetic number, because the mean of its divisors is an integer number (2187).

It is an amenable number.


4373 is an equidigital number, since it uses as much as digits as its factorization.

4373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252, while the sum is 17.

The square root of 4373 is about 66.1286624695. The cubic root of 4373 is about 16.3528389301.

The spelling of 4373 in words is "four thousand, three hundred seventy-three", and thus it is an iban number.