113513745 has 32 divisors (see below), whose sum is σ = 185656320. Its totient is φ = 59209920.

The previous prime is 113513737. The next prime is 113513747. The reversal of 113513745 is 547315311.

It is not a de Polignac number, because 113513745 - 2³ = 113513737 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113513747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179580 + ... + 180210.

It is an arithmetic number, because the mean of its divisors is an integer number (5801760).

Almost surely, 2^113513745 is an apocalyptic number.

113513745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113513745 is a deficient number, since it is larger than the sum of its proper divisors (72142575).

113513745 is a wasteful number, since it uses less digits than its factorization.

113513745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885.

The product of its digits is 6300, while the sum is 30.

The square root of 113513745 is about 10654.2829416155. The cubic root of 113513745 is about 484.1903734513.

The spelling of 113513745 in words is "one hundred thirteen million, five hundred thirteen thousand, seven hundred forty-five".