136917513 has 8 divisors (see below), whose sum is σ = 202840800. Its totient is φ = 91278324.

The previous prime is 136917479. The next prime is 136917523. The reversal of 136917513 is 315719631.

136917513 is a `hidden beast` number, since 136 + 9 + 1 + 7 + 513 = 666.

It is not a de Polignac number, because 136917513 - 2⁶ = 136917449 is a prime.

It is a super-2 number, since 2×136917513² = 37492810732210338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136917523) 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, 2535483 + ... + 2535536.

It is an arithmetic number, because the mean of its divisors is an integer number (25355100).

Almost surely, 2^136917513 is an apocalyptic number.

It is an amenable number.

136917513 is a deficient number, since it is larger than the sum of its proper divisors (65923287).

136917513 is an equidigital number, since it uses as much as digits as its factorization.

136917513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5071028 (or 5071022 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 136917513 is about 11701.1757101584. The cubic root of 136917513 is about 515.4101900596.

The spelling of 136917513 in words is "one hundred thirty-six million, nine hundred seventeen thousand, five hundred thirteen".