136936655 has 4 divisors (see below), whose sum is σ = 164323992. Its totient is φ = 109549320.

The previous prime is 136936609. The next prime is 136936669. The reversal of 136936655 is 556639631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 556639631 = 137 ⋅4063063.

It is not a de Polignac number, because 136936655 - 2²⁰ = 135888079 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 13693661 + ... + 13693670.

It is an arithmetic number, because the mean of its divisors is an integer number (41080998).

Almost surely, 2^136936655 is an apocalyptic number.

136936655 is a deficient number, since it is larger than the sum of its proper divisors (27387337).

136936655 is an equidigital number, since it uses as much as digits as its factorization.

136936655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27387336.

The product of its digits is 437400, while the sum is 44.

The square root of 136936655 is about 11701.9936335652. The cubic root of 136936655 is about 515.4342082242.

The spelling of 136936655 in words is "one hundred thirty-six million, nine hundred thirty-six thousand, six hundred fifty-five".