136266601 has 2 divisors, whose sum is σ = 136266602. Its totient is φ = 136266600.

The previous prime is 136266479. The next prime is 136266629. The reversal of 136266601 is 106662631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81432576 + 54834025 = 9024^2 + 7405^2 .

It is a cyclic number.

It is not a de Polignac number, because 136266601 - 2¹⁵ = 136233833 is a prime.

It is not a weakly prime, because it can be changed into another prime (136266401) 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, 68133300 + 68133301.

It is an arithmetic number, because the mean of its divisors is an integer number (68133301).

Almost surely, 2^136266601 is an apocalyptic number.

It is an amenable number.

136266601 is a deficient number, since it is larger than the sum of its proper divisors (1).

136266601 is an equidigital number, since it uses as much as digits as its factorization.

136266601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 136266601 is about 11673.3286169798. The cubic root of 136266601 is about 514.5921312677.

The spelling of 136266601 in words is "one hundred thirty-six million, two hundred sixty-six thousand, six hundred one".