136139074 has 8 divisors (see below), whose sum is σ = 204748560. Its totient is φ = 67889556.

The previous prime is 136139053. The next prime is 136139083. The reversal of 136139074 is 470931631.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 89044 + ... + 90559.

It is an arithmetic number, because the mean of its divisors is an integer number (25593570).

Almost surely, 2^136139074 is an apocalyptic number.

136139074 is a deficient number, since it is larger than the sum of its proper divisors (68609486).

136139074 is a wasteful number, since it uses less digits than its factorization.

136139074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179984.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 136139074 is about 11667.8650146460. The cubic root of 136139074 is about 514.4315517549.

The spelling of 136139074 in words is "one hundred thirty-six million, one hundred thirty-nine thousand, seventy-four".