136913608 has 32 divisors (see below), whose sum is σ = 285384960. Its totient is φ = 61151040.

The previous prime is 136913599. The next prime is 136913671. The reversal of 136913608 is 806319631.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

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, 18010 + ... + 24457.

It is an arithmetic number, because the mean of its divisors is an integer number (8918280).

Almost surely, 2^136913608 is an apocalyptic number.

It is an amenable number.

136913608 is an abundant number, since it is smaller than the sum of its proper divisors (148471352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136913608 is a wasteful number, since it uses less digits than its factorization.

136913608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42517 (or 42513 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 136913608 is about 11701.0088453945. The cubic root of 136913608 is about 515.4052900389.

It can be divided in two parts, 13 and 6913608, that added together give a triangular number (6913621 = T₃₇₁₈).

The spelling of 136913608 in words is "one hundred thirty-six million, nine hundred thirteen thousand, six hundred eight".