13299487913 has 2 divisors, whose sum is σ = 13299487914. Its totient is φ = 13299487912.

The previous prime is 13299487897. The next prime is 13299487919. The reversal of 13299487913 is 31978499231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11255724649 + 2043763264 = 106093^2 + 45208^2 .

It is a cyclic number.

It is not a de Polignac number, because 13299487913 - 2⁴ = 13299487897 is a prime.

It is not a weakly prime, because it can be changed into another prime (13299487919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6649743956 + 6649743957.

It is an arithmetic number, because the mean of its divisors is an integer number (6649743957).

Almost surely, 2^13299487913 is an apocalyptic number.

It is an amenable number.

13299487913 is a deficient number, since it is larger than the sum of its proper divisors (1).

13299487913 is an equidigital number, since it uses as much as digits as its factorization.

13299487913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 56.

The spelling of 13299487913 in words is "thirteen billion, two hundred ninety-nine million, four hundred eighty-seven thousand, nine hundred thirteen".