136513697 has 8 divisors (see below), whose sum is σ = 137926656. Its totient is φ = 135106272.

The previous prime is 136513673. The next prime is 136513733. The reversal of 136513697 is 796315631.

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

It is a cyclic number.

It is not a de Polignac number, because 136513697 - 2²⁴ = 119736481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136513607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62813 + ... + 64949.

It is an arithmetic number, because the mean of its divisors is an integer number (17240832).

Almost surely, 2^136513697 is an apocalyptic number.

It is an amenable number.

136513697 is a deficient number, since it is larger than the sum of its proper divisors (1412959).

136513697 is a wasteful number, since it uses less digits than its factorization.

136513697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767.

The product of its digits is 102060, while the sum is 41.

The square root of 136513697 is about 11683.9076083304. The cubic root of 136513697 is about 514.9029848361.

The spelling of 136513697 in words is "one hundred thirty-six million, five hundred thirteen thousand, six hundred ninety-seven".