136763377 has 2 divisors, whose sum is σ = 136763378. Its totient is φ = 136763376.

The previous prime is 136763371. The next prime is 136763381. The reversal of 136763377 is 773367631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124344801 + 12418576 = 11151^2 + 3524^2 .

It is an emirp because it is prime and its reverse (773367631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136763377 is a prime.

It is equal to p_7739656 and since 136763377 and 7739656 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (136763371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68381688 + 68381689.

It is an arithmetic number, because the mean of its divisors is an integer number (68381689).

Almost surely, 2^136763377 is an apocalyptic number.

It is an amenable number.

136763377 is a deficient number, since it is larger than the sum of its proper divisors (1).

136763377 is an equidigital number, since it uses as much as digits as its factorization.

136763377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 333396, while the sum is 43.

The square root of 136763377 is about 11694.5875087581. The cubic root of 136763377 is about 515.2167083705.

The spelling of 136763377 in words is "one hundred thirty-six million, seven hundred sixty-three thousand, three hundred seventy-seven".