113128960 has 160 divisors (see below), whose sum is σ = 318193920. Its totient is φ = 37773312.

The previous prime is 113128921. The next prime is 113128987. The reversal of 113128960 is 69821311.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1057227 + ... + 1057333.

It is an arithmetic number, because the mean of its divisors is an integer number (1988712).

Almost surely, 2^113128960 is an apocalyptic number.

113128960 is a gapful number since it is divisible by the number (10) 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 113128960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159096960).

113128960 is an abundant number, since it is smaller than the sum of its proper divisors (205064960).

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

113128960 is an equidigital number, since it uses as much as digits as its factorization.

113128960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 113128960 is about 10636.2098512581. The cubic root of 113128960 is about 483.6426567995.

The spelling of 113128960 in words is "one hundred thirteen million, one hundred twenty-eight thousand, nine hundred sixty".