13297944899 has 2 divisors, whose sum is σ = 13297944900. Its totient is φ = 13297944898.

The previous prime is 13297944893. The next prime is 13297945051. The reversal of 13297944899 is 99844979231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13297944899 is a prime.

It is not a weakly prime, because it can be changed into another prime (13297944893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6648972449 + 6648972450.

It is an arithmetic number, because the mean of its divisors is an integer number (6648972450).

Almost surely, 2^13297944899 is an apocalyptic number.

13297944899 is a deficient number, since it is larger than the sum of its proper divisors (1).

13297944899 is an equidigital number, since it uses as much as digits as its factorization.

13297944899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35271936, while the sum is 65.

The spelling of 13297944899 in words is "thirteen billion, two hundred ninety-seven million, nine hundred forty-four thousand, eight hundred ninety-nine".