113681608 has 32 divisors (see below), whose sum is σ = 218437560. Its totient is φ = 55444480.

The previous prime is 113681593. The next prime is 113681611. The reversal of 113681608 is 806186311.

It can be written as a sum of positive squares in 4 ways, for example, as 111555844 + 2125764 = 10562^2 + 1458^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82848 + ... + 84208.

Almost surely, 2^113681608 is an apocalyptic number.

It is an amenable number.

113681608 is a deficient number, since it is larger than the sum of its proper divisors (104755952).

113681608 is a wasteful number, since it uses less digits than its factorization.

113681608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617 (or 1613 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 113681608 is about 10662.1577553514. The cubic root of 113681608 is about 484.4289278729.

The spelling of 113681608 in words is "one hundred thirteen million, six hundred eighty-one thousand, six hundred eight".