113313402 has 12 divisors (see below), whose sum is σ = 245512410. Its totient is φ = 37771128.

The previous prime is 113313391. The next prime is 113313439. The reversal of 113313402 is 204313311.

It can be written as a sum of positive squares in only one way, i.e., 63059481 + 50253921 = 7941^2 + 7089^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6295189 = 113313402 / (1 + 1 + 3 + 3 + 1 + 3 + 4 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3147577 + ... + 3147612.

Almost surely, 2^113313402 is an apocalyptic number.

113313402 is an abundant number, since it is smaller than the sum of its proper divisors (132199008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113313402 is a wasteful number, since it uses less digits than its factorization.

113313402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6295197 (or 6295194 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 113313402 is about 10644.8767959052. The cubic root of 113313402 is about 483.9053528244.

Adding to 113313402 its reverse (204313311), we get a palindrome (317626713).

Subtracting 113313402 from its reverse (204313311), we obtain a palindrome (90999909).

It can be divided in two parts, 1133 and 13402, that added together give a triangular number (14535 = T₁₇₀).

The spelling of 113313402 in words is "one hundred thirteen million, three hundred thirteen thousand, four hundred two".