113552131 has 8 divisors (see below), whose sum is σ = 141571584. Its totient is φ = 88482120.

The previous prime is 113552123. The next prime is 113552143. The reversal of 113552131 is 131255311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113552131 - 2³ = 113552123 is a prime.

It is a super-2 number, since 2×113552131² = 25788172909282322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113552111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737275 + ... + 737428.

It is an arithmetic number, because the mean of its divisors is an integer number (17696448).

Almost surely, 2^113552131 is an apocalyptic number.

113552131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113552131 is a deficient number, since it is larger than the sum of its proper divisors (28019453).

113552131 is a wasteful number, since it uses less digits than its factorization.

113552131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474721.

The product of its digits is 450, while the sum is 22.

The square root of 113552131 is about 10656.0842245170. The cubic root of 113552131 is about 484.2449455123.

The spelling of 113552131 in words is "one hundred thirteen million, five hundred fifty-two thousand, one hundred thirty-one".