136941757 has 2 divisors, whose sum is σ = 136941758. Its totient is φ = 136941756.

The previous prime is 136941737. The next prime is 136941803. The reversal of 136941757 is 757149631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98823481 + 38118276 = 9941^2 + 6174^2 .

It is a cyclic number.

It is not a de Polignac number, because 136941757 - 2²³ = 128553149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136941737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68470878 + 68470879.

It is an arithmetic number, because the mean of its divisors is an integer number (68470879).

Almost surely, 2^136941757 is an apocalyptic number.

It is an amenable number.

136941757 is a deficient number, since it is larger than the sum of its proper divisors (1).

136941757 is an equidigital number, since it uses as much as digits as its factorization.

136941757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 43.

The square root of 136941757 is about 11702.2116285769. The cubic root of 136941757 is about 515.4406095117.

It can be divided in two parts, 13694 and 1757, that added together give a palindrome (15451).

The spelling of 136941757 in words is "one hundred thirty-six million, nine hundred forty-one thousand, seven hundred fifty-seven".