12373631899 has 2 divisors, whose sum is σ = 12373631900. Its totient is φ = 12373631898.

The previous prime is 12373631887. The next prime is 12373631981. The reversal of 12373631899 is 99813637321.

12373631899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (99813637321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12373631899 - 2¹⁵ = 12373599131 is a prime.

It is not a weakly prime, because it can be changed into another prime (12373631399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6186815949 + 6186815950.

It is an arithmetic number, because the mean of its divisors is an integer number (6186815950).

Almost surely, 2^12373631899 is an apocalyptic number.

12373631899 is a deficient number, since it is larger than the sum of its proper divisors (1).

12373631899 is an equidigital number, since it uses as much as digits as its factorization.

12373631899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 52.

The spelling of 12373631899 in words is "twelve billion, three hundred seventy-three million, six hundred thirty-one thousand, eight hundred ninety-nine".