136910135813 has 4 divisors (see below), whose sum is σ = 149356511808. Its totient is φ = 124463759820.

The previous prime is 136910135807. The next prime is 136910135827. The reversal of 136910135813 is 318531019631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136910135813 - 2³⁴ = 119730266629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136910135113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6223187981 + ... + 6223188002.

It is an arithmetic number, because the mean of its divisors is an integer number (37339127952).

Almost surely, 2^136910135813 is an apocalyptic number.

It is an amenable number.

136910135813 is a deficient number, since it is larger than the sum of its proper divisors (12446375995).

136910135813 is a wasteful number, since it uses less digits than its factorization.

136910135813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12446375994.

The product of its (nonzero) digits is 58320, while the sum is 41.

The spelling of 136910135813 in words is "one hundred thirty-six billion, nine hundred ten million, one hundred thirty-five thousand, eight hundred thirteen".