Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_11950720_4 ( no VARCHAR, date_of_birth VARCHAR )

### Question ###
What is the number when birthday is 15 november 1973?

### Accurate SQL ###

SELECT no FROM table_11950720_4 WHERE date_of_birth = "15 November 1973"