A normal auxillary (under arm) temperature is 36.5 to 37.4 deg, and a normal rectal temperature is 37.9 degrees -- so no, it's not a fever. However, if he feels hot, remove some of his clothing, and wipe the back of his neck with a cool, damp cloth.
With its 253,609,643 people, Indonesia is the 4th largest country in the world by population. It is the 15th largest country in the world by area with 1,904,569 square kilometers. The Dutch began to colonize Indonesia in the early 17th century; Japan occupied the islands from 1942 to 1945.
Indonesia population is equivalent to 3.51% of the total world population. Indonesia ranks number 4 in the list of countries (and dependencies) by population. The population density in Indonesia is 146 per Km2 (377 people per mi2). The total land area is 1,812,108 Km2 (699,658 sq. miles) 54.7 % of the population is urban (144,200,189 people in 2017) The median age in Indonesia is 28.6 years.