136751773 has 2 divisors, whose sum is σ = 136751774. Its totient is φ = 136751772.

The previous prime is 136751729. The next prime is 136751777. The reversal of 136751773 is 377157631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122478489 + 14273284 = 11067^2 + 3778^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136751773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136751777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68375886 + 68375887.

It is an arithmetic number, because the mean of its divisors is an integer number (68375887).

Almost surely, 2^136751773 is an apocalyptic number.

It is an amenable number.

136751773 is a deficient number, since it is larger than the sum of its proper divisors (1).

136751773 is an equidigital number, since it uses as much as digits as its factorization.

136751773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92610, while the sum is 40.

The square root of 136751773 is about 11694.0913712866. The cubic root of 136751773 is about 515.2021363803.

The spelling of 136751773 in words is "one hundred thirty-six million, seven hundred fifty-one thousand, seven hundred seventy-three".