113618025 has 24 divisors (see below), whose sum is σ = 208721760. Its totient is φ = 60595920.

The previous prime is 113618017. The next prime is 113618033. The reversal of 113618025 is 520816311.

It is an interprime number because it is at equal distance from previous prime (113618017) and next prime (113618033).

It is not a de Polignac number, because 113618025 - 2³ = 113618017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 113618025.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83487 + ... + 84836.

It is an arithmetic number, because the mean of its divisors is an integer number (8696740).

Almost surely, 2^113618025 is an apocalyptic number.

113618025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113618025 is a deficient number, since it is larger than the sum of its proper divisors (95103735).

113618025 is a wasteful number, since it uses less digits than its factorization.

113618025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168342 (or 168331 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 113618025 is about 10659.1756247845. The cubic root of 113618025 is about 484.3385960848.

The spelling of 113618025 in words is "one hundred thirteen million, six hundred eighteen thousand, twenty-five".