113234031 has 10 divisors (see below), whose sum is σ = 169152192. Its totient is φ = 75489300.

The previous prime is 113234027. The next prime is 113234063. The reversal of 113234031 is 130432311.

It is not a de Polignac number, because 113234031 - 2² = 113234027 is a prime.

It is a super-2 number, since 2×113234031² = 25643891553017922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113233995 and 113234013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113234021) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 698895 + ... + 699056.

Almost surely, 2^113234031 is an apocalyptic number.

113234031 is a deficient number, since it is larger than the sum of its proper divisors (55918161).

113234031 is an equidigital number, since it uses as much as digits as its factorization.

113234031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397963 (or 1397954 counting only the distinct ones).

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

The square root of 113234031 is about 10641.1480113755. The cubic root of 113234031 is about 483.7923417057.

Adding to 113234031 its reverse (130432311), we get a palindrome (243666342).

The spelling of 113234031 in words is "one hundred thirteen million, two hundred thirty-four thousand, thirty-one".