136924791137 has 2 divisors, whose sum is σ = 136924791138. Its totient is φ = 136924791136.

The previous prime is 136924791119. The next prime is 136924791151. The reversal of 136924791137 is 731197429631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135103294096 + 1821497041 = 367564^2 + 42679^2 .

It is a cyclic number.

It is not a de Polignac number, because 136924791137 - 2¹⁰ = 136924790113 is a prime.

It is a super-2 number, since 2×136924791137² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (136924791187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68462395568 + 68462395569.

It is an arithmetic number, because the mean of its divisors is an integer number (68462395569).

Almost surely, 2^136924791137 is an apocalyptic number.

It is an amenable number.

136924791137 is a deficient number, since it is larger than the sum of its proper divisors (1).

136924791137 is an equidigital number, since it uses as much as digits as its factorization.

136924791137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1714608, while the sum is 53.

The spelling of 136924791137 in words is "one hundred thirty-six billion, nine hundred twenty-four million, seven hundred ninety-one thousand, one hundred thirty-seven".