113012928 has 112 divisors (see below), whose sum is σ = 379740160. Its totient is φ = 32285952.

The previous prime is 113012927. The next prime is 113012929. The reversal of 113012928 is 829210311.

It is an interprime number because it is at equal distance from previous prime (113012927) and next prime (113012929).

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (113012927) 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, 7425 + ... + 16767.

Almost surely, 2^113012928 is an apocalyptic number.

113012928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113012928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189870080).

113012928 is an abundant number, since it is smaller than the sum of its proper divisors (266727232).

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

113012928 is an equidigital number, since it uses as much as digits as its factorization.

113012928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9371 (or 9355 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 113012928 is about 10630.7538773127. The cubic root of 113012928 is about 483.4772490451.

The spelling of 113012928 in words is "one hundred thirteen million, twelve thousand, nine hundred twenty-eight".