136574773 has 2 divisors, whose sum is σ = 136574774. Its totient is φ = 136574772.

The previous prime is 136574723. The next prime is 136574827. The reversal of 136574773 is 377475631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136258929 + 315844 = 11673^2 + 562^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136574773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136574723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68287386 + 68287387.

It is an arithmetic number, because the mean of its divisors is an integer number (68287387).

Almost surely, 2^136574773 is an apocalyptic number.

It is an amenable number.

136574773 is a deficient number, since it is larger than the sum of its proper divisors (1).

136574773 is an equidigital number, since it uses as much as digits as its factorization.

136574773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 370440, while the sum is 43.

The square root of 136574773 is about 11686.5209964300. The cubic root of 136574773 is about 514.9797622990.

The spelling of 136574773 in words is "one hundred thirty-six million, five hundred seventy-four thousand, seven hundred seventy-three".