136364513 has 2 divisors, whose sum is σ = 136364514. Its totient is φ = 136364512.

The previous prime is 136364509. The next prime is 136364519. The reversal of 136364513 is 315463631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135885649 + 478864 = 11657^2 + 692^2 .

It is a cyclic number.

It is not a de Polignac number, because 136364513 - 2² = 136364509 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 136364513.

It is not a weakly prime, because it can be changed into another prime (136364519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68182256 + 68182257.

It is an arithmetic number, because the mean of its divisors is an integer number (68182257).

Almost surely, 2^136364513 is an apocalyptic number.

It is an amenable number.

136364513 is a deficient number, since it is larger than the sum of its proper divisors (1).

136364513 is an equidigital number, since it uses as much as digits as its factorization.

136364513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 32.

The square root of 136364513 is about 11677.5216976891. The cubic root of 136364513 is about 514.7153521732.

The spelling of 136364513 in words is "one hundred thirty-six million, three hundred sixty-four thousand, five hundred thirteen".