113637745 has 16 divisors (see below), whose sum is σ = 148236480. Its totient is φ = 83127744.

The previous prime is 113637743. The next prime is 113637751. The reversal of 113637745 is 547736311.

It is a cyclic number.

It is not a de Polignac number, because 113637745 - 2¹ = 113637743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113637743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215 + ... + 15124.

It is an arithmetic number, because the mean of its divisors is an integer number (9264780).

Almost surely, 2^113637745 is an apocalyptic number.

It is an amenable number.

113637745 is a deficient number, since it is larger than the sum of its proper divisors (34598735).

113637745 is a wasteful number, since it uses less digits than its factorization.

113637745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16464.

The product of its digits is 52920, while the sum is 37.

The square root of 113637745 is about 10660.1006092813. The cubic root of 113637745 is about 484.3666157134.

The spelling of 113637745 in words is "one hundred thirteen million, six hundred thirty-seven thousand, seven hundred forty-five".