136163263 has 2 divisors, whose sum is σ = 136163264. Its totient is φ = 136163262.

The previous prime is 136163249. The next prime is 136163267. The reversal of 136163263 is 362361631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136163263 - 2⁵ = 136163231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136163267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68081631 + 68081632.

It is an arithmetic number, because the mean of its divisors is an integer number (68081632).

Almost surely, 2^136163263 is an apocalyptic number.

136163263 is a deficient number, since it is larger than the sum of its proper divisors (1).

136163263 is an equidigital number, since it uses as much as digits as its factorization.

136163263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 31.

The square root of 136163263 is about 11668.9015335635. The cubic root of 136163263 is about 514.4620177765.

The spelling of 136163263 in words is "one hundred thirty-six million, one hundred sixty-three thousand, two hundred sixty-three".