136364454131 has 2 divisors, whose sum is σ = 136364454132. Its totient is φ = 136364454130.

The previous prime is 136364454101. The next prime is 136364454139. The reversal of 136364454131 is 131454463631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136364454131 - 2¹⁸ = 136364191987 is a prime.

It is a super-2 number, since 2×136364454131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (136364454139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68182227065 + 68182227066.

It is an arithmetic number, because the mean of its divisors is an integer number (68182227066).

Almost surely, 2^136364454131 is an apocalyptic number.

136364454131 is a deficient number, since it is larger than the sum of its proper divisors (1).

136364454131 is an equidigital number, since it uses as much as digits as its factorization.

136364454131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 41.

The spelling of 136364454131 in words is "one hundred thirty-six billion, three hundred sixty-four million, four hundred fifty-four thousand, one hundred thirty-one".