12401431199 has 2 divisors, whose sum is σ = 12401431200. Its totient is φ = 12401431198.

The previous prime is 12401431193. The next prime is 12401431307. The reversal of 12401431199 is 99113410421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12401431199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12401431193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6200715599 + 6200715600.

It is an arithmetic number, because the mean of its divisors is an integer number (6200715600).

Almost surely, 2^12401431199 is an apocalyptic number.

12401431199 is a deficient number, since it is larger than the sum of its proper divisors (1).

12401431199 is an equidigital number, since it uses as much as digits as its factorization.

12401431199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 12401431199 in words is "twelve billion, four hundred one million, four hundred thirty-one thousand, one hundred ninety-nine".