13113491513 has 2 divisors, whose sum is σ = 13113491514. Its totient is φ = 13113491512.

The previous prime is 13113491483. The next prime is 13113491519. The reversal of 13113491513 is 31519431131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8778190864 + 4335300649 = 93692^2 + 65843^2 .

It is a cyclic number.

It is not a de Polignac number, because 13113491513 - 2¹² = 13113487417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13113491513.

It is not a weakly prime, because it can be changed into another prime (13113491519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556745756 + 6556745757.

It is an arithmetic number, because the mean of its divisors is an integer number (6556745757).

Almost surely, 2^13113491513 is an apocalyptic number.

It is an amenable number.

13113491513 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113491513 is an equidigital number, since it uses as much as digits as its factorization.

13113491513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 32.

The spelling of 13113491513 in words is "thirteen billion, one hundred thirteen million, four hundred ninety-one thousand, five hundred thirteen".