136364957 has 4 divisors (see below), whose sum is σ = 143542080. Its totient is φ = 129187836.

The previous prime is 136364947. The next prime is 136365013. The reversal of 136364957 is 759463631.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 759463631 = 769 ⋅987599.

It is a cyclic number.

It is not a de Polignac number, because 136364957 - 2⁴ = 136364941 is a prime.

It is a super-2 number, since 2×136364957² = 37190802995223698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136364947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3588533 + ... + 3588570.

It is an arithmetic number, because the mean of its divisors is an integer number (35885520).

Almost surely, 2^136364957 is an apocalyptic number.

It is an amenable number.

136364957 is a deficient number, since it is larger than the sum of its proper divisors (7177123).

136364957 is an equidigital number, since it uses as much as digits as its factorization.

136364957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7177122.

The product of its digits is 408240, while the sum is 44.

The square root of 136364957 is about 11677.5407085567. The cubic root of 136364957 is about 514.7159108067.

The spelling of 136364957 in words is "one hundred thirty-six million, three hundred sixty-four thousand, nine hundred fifty-seven".