113191056 has 120 divisors (see below), whose sum is σ = 363860640. Its totient is φ = 32486400.

The previous prime is 113191033. The next prime is 113191061. The reversal of 113191056 is 650191311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28216 + ... + 31976.

It is an arithmetic number, because the mean of its divisors is an integer number (3032172).

Almost surely, 2^113191056 is an apocalyptic number.

113191056 is a gapful number since it is divisible by the number (16) 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 113191056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181930320).

113191056 is an abundant number, since it is smaller than the sum of its proper divisors (250669584).

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

113191056 is a wasteful number, since it uses less digits than its factorization.

113191056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3805 (or 3796 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 113191056 is about 10639.1285357401. The cubic root of 113191056 is about 483.7311304059.

The spelling of 113191056 in words is "one hundred thirteen million, one hundred ninety-one thousand, fifty-six".