136773017 has 2 divisors, whose sum is σ = 136773018. Its totient is φ = 136773016.

The previous prime is 136772983. The next prime is 136773037. The reversal of 136773017 is 710377631.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135582736 + 1190281 = 11644^2 + 1091^2 .

It is an emirp because it is prime and its reverse (710377631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136773017 - 2¹⁰ = 136771993 is a prime.

It is not a weakly prime, because it can be changed into another prime (136773037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68386508 + 68386509.

It is an arithmetic number, because the mean of its divisors is an integer number (68386509).

Almost surely, 2^136773017 is an apocalyptic number.

It is an amenable number.

136773017 is a deficient number, since it is larger than the sum of its proper divisors (1).

136773017 is an equidigital number, since it uses as much as digits as its factorization.

136773017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18522, while the sum is 35.

The square root of 136773017 is about 11694.9996579735. Note that the first 3 decimals coincide. The cubic root of 136773017 is about 515.2288133958.

The spelling of 136773017 in words is "one hundred thirty-six million, seven hundred seventy-three thousand, seventeen".