113729636 has 12 divisors (see below), whose sum is σ = 200998140. Its totient is φ = 56301600.

The previous prime is 113729599. The next prime is 113729647. The reversal of 113729636 is 636927311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 105062500 + 8667136 = 10250^2 + 2944^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113729636.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140351 + ... + 141158.

It is an arithmetic number, because the mean of its divisors is an integer number (16749845).

Almost surely, 2^113729636 is an apocalyptic number.

It is an amenable number.

113729636 is a deficient number, since it is larger than the sum of its proper divisors (87268504).

113729636 is a wasteful number, since it uses less digits than its factorization.

113729636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281614 (or 281612 counting only the distinct ones).

The product of its digits is 40824, while the sum is 38.

The square root of 113729636 is about 10664.4097820742. The cubic root of 113729636 is about 484.4971384869.

The spelling of 113729636 in words is "one hundred thirteen million, seven hundred twenty-nine thousand, six hundred thirty-six".