113356520 has 32 divisors (see below), whose sum is σ = 256542120. Its totient is φ = 45077760.

The previous prime is 113356487. The next prime is 113356543. The reversal of 113356520 is 25653311.

It can be written as a sum of positive squares in 4 ways, for example, as 76073284 + 37283236 = 8722^2 + 6106^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113356520.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1271 + ... + 15110.

Almost surely, 2^113356520 is an apocalyptic number.

113356520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113356520 is an abundant number, since it is smaller than the sum of its proper divisors (143185600).

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

113356520 is a wasteful number, since it uses less digits than its factorization.

113356520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16565 (or 16561 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 113356520 is about 10646.9018967961. The cubic root of 113356520 is about 483.9667235734.

The spelling of 113356520 in words is "one hundred thirteen million, three hundred fifty-six thousand, five hundred twenty".