113257500 has 60 divisors (see below), whose sum is σ = 330250536. Its totient is φ = 30200000.

The previous prime is 113257483. The next prime is 113257511. The reversal of 113257500 is 5752311.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×113257500² = 25654522612500000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 51 + ... + 15050.

Almost surely, 2^113257500 is an apocalyptic number.

113257500 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 113257500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165125268).

113257500 is an abundant number, since it is smaller than the sum of its proper divisors (216993036).

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

113257500 is a wasteful number, since it uses less digits than its factorization.

113257500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15128 (or 15111 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 113257500 is about 10642.2507018018. The cubic root of 113257500 is about 483.8257631605.

The spelling of 113257500 in words is "one hundred thirteen million, two hundred fifty-seven thousand, five hundred".