12613636271 has 2 divisors, whose sum is σ = 12613636272. Its totient is φ = 12613636270.

The previous prime is 12613636237. The next prime is 12613636291. The reversal of 12613636271 is 17263631621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12613636271 - 2²⁶ = 12546527407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12613636291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6306818135 + 6306818136.

It is an arithmetic number, because the mean of its divisors is an integer number (6306818136).

Almost surely, 2^12613636271 is an apocalyptic number.

12613636271 is a deficient number, since it is larger than the sum of its proper divisors (1).

12613636271 is an equidigital number, since it uses as much as digits as its factorization.

12613636271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 38.

The spelling of 12613636271 in words is "twelve billion, six hundred thirteen million, six hundred thirty-six thousand, two hundred seventy-one".