113031402 has 32 divisors (see below), whose sum is σ = 261123264. Its totient is φ = 32236800.

The previous prime is 113031377. The next prime is 113031409. The reversal of 113031402 is 204130311.

It is not an unprimeable number, because it can be changed into a prime (113031409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49249 + ... + 51492.

It is an arithmetic number, because the mean of its divisors is an integer number (8160102).

Almost surely, 2^113031402 is an apocalyptic number.

113031402 is an abundant number, since it is smaller than the sum of its proper divisors (148091862).

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

113031402 is a wasteful number, since it uses less digits than its factorization.

113031402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100774.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 113031402 is about 10631.6227359703. The cubic root of 113031402 is about 483.5035919665.

Adding to 113031402 its reverse (204130311), we get a palindrome (317161713).

The spelling of 113031402 in words is "one hundred thirteen million, thirty-one thousand, four hundred two".