136117864 has 16 divisors (see below), whose sum is σ = 266317920. Its totient is φ = 65099760.

The previous prime is 136117831. The next prime is 136117867. The reversal of 136117864 is 468711631.

136117864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (136117867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369702 + ... + 370069.

It is an arithmetic number, because the mean of its divisors is an integer number (16644870).

Almost surely, 2^136117864 is an apocalyptic number.

It is an amenable number.

136117864 is a deficient number, since it is larger than the sum of its proper divisors (130200056).

136117864 is a wasteful number, since it uses less digits than its factorization.

136117864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739800 (or 739796 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 136117864 is about 11666.9560726009. The cubic root of 136117864 is about 514.4048348113.

The spelling of 136117864 in words is "one hundred thirty-six million, one hundred seventeen thousand, eight hundred sixty-four".