136118939 has 16 divisors (see below), whose sum is σ = 151528320. Its totient is φ = 121239360.

The previous prime is 136118933. The next prime is 136118963. The reversal of 136118939 is 939811631.

It is a de Polignac number, because none of the positive numbers 2^k-136118939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136118896 and 136118905.

It is not an unprimeable number, because it can be changed into a prime (136118933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143264 + ... + 144210.

It is an arithmetic number, because the mean of its divisors is an integer number (9470520).

Almost surely, 2^136118939 is an apocalyptic number.

136118939 is a deficient number, since it is larger than the sum of its proper divisors (15409381).

136118939 is a wasteful number, since it uses less digits than its factorization.

136118939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210.

The product of its digits is 34992, while the sum is 41.

The square root of 136118939 is about 11667.0021427957. The cubic root of 136118939 is about 514.4061889900.

The spelling of 136118939 in words is "one hundred thirty-six million, one hundred eighteen thousand, nine hundred thirty-nine".