113902 has 4 divisors (see below), whose sum is σ = 170856. Its totient is φ = 56950.

The previous prime is 113899. The next prime is 113903. The reversal of 113902 is 209311.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28474 + ... + 28477.

It is an arithmetic number, because the mean of its divisors is an integer number (42714).

2¹¹³⁹⁰² is an apocalyptic number.

113902 is a deficient number, since it is larger than the sum of its proper divisors (56954).

113902 is an equidigital number, since it uses as much as digits as its factorization.

113902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56953.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 113902 is about 337.4937036450. The cubic root of 113902 is about 48.4741776311.

It can be divided in two parts, 113 and 902, that multiplied together give a triangular number (101926 = T₄₅₁).

The spelling of 113902 in words is "one hundred thirteen thousand, nine hundred two".