113256885 has 32 divisors (see below), whose sum is σ = 211334400. Its totient is φ = 51772224.

The previous prime is 113256881. The next prime is 113256893. The reversal of 113256885 is 588652311.

It is not a de Polignac number, because 113256885 - 2² = 113256881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113256881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5862 + ... + 16151.

It is an arithmetic number, because the mean of its divisors is an integer number (6604200).

Almost surely, 2^113256885 is an apocalyptic number.

113256885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113256885 is a deficient number, since it is larger than the sum of its proper divisors (98077515).

113256885 is an equidigital number, since it uses as much as digits as its factorization.

113256885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22042 (or 22028 counting only the distinct ones).

The product of its digits is 57600, while the sum is 39.

The square root of 113256885 is about 10642.2218074987. The cubic root of 113256885 is about 483.8248874175.

The spelling of 113256885 in words is "one hundred thirteen million, two hundred fifty-six thousand, eight hundred eighty-five".