12263636131 has 2 divisors, whose sum is σ = 12263636132. Its totient is φ = 12263636130.

The previous prime is 12263636123. The next prime is 12263636159. The reversal of 12263636131 is 13163636221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12263636131 - 2³ = 12263636123 is a prime.

It is a super-2 number, since 2×12263636131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12263636191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6131818065 + 6131818066.

It is an arithmetic number, because the mean of its divisors is an integer number (6131818066).

Almost surely, 2^12263636131 is an apocalyptic number.

12263636131 is a deficient number, since it is larger than the sum of its proper divisors (1).

12263636131 is an equidigital number, since it uses as much as digits as its factorization.

12263636131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The spelling of 12263636131 in words is "twelve billion, two hundred sixty-three million, six hundred thirty-six thousand, one hundred thirty-one".