136797757 has 2 divisors, whose sum is σ = 136797758. Its totient is φ = 136797756.

The previous prime is 136797709. The next prime is 136797763. The reversal of 136797757 is 757797631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120362841 + 16434916 = 10971^2 + 4054^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136797757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136797457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68398878 + 68398879.

It is an arithmetic number, because the mean of its divisors is an integer number (68398879).

Almost surely, 2^136797757 is an apocalyptic number.

It is an amenable number.

136797757 is a deficient number, since it is larger than the sum of its proper divisors (1).

136797757 is an equidigital number, since it uses as much as digits as its factorization.

136797757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944810, while the sum is 52.

The square root of 136797757 is about 11696.0573271509. The cubic root of 136797757 is about 515.2598770091.

The spelling of 136797757 in words is "one hundred thirty-six million, seven hundred ninety-seven thousand, seven hundred fifty-seven".