12632513879 has 2 divisors, whose sum is σ = 12632513880. Its totient is φ = 12632513878.

The previous prime is 12632513843. The next prime is 12632513893. The reversal of 12632513879 is 97831523621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12632513879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12632513779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6316256939 + 6316256940.

It is an arithmetic number, because the mean of its divisors is an integer number (6316256940).

Almost surely, 2^12632513879 is an apocalyptic number.

12632513879 is a deficient number, since it is larger than the sum of its proper divisors (1).

12632513879 is an equidigital number, since it uses as much as digits as its factorization.

12632513879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 47.

The spelling of 12632513879 in words is "twelve billion, six hundred thirty-two million, five hundred thirteen thousand, eight hundred seventy-nine".