13081693699 has 2 divisors, whose sum is σ = 13081693700. Its totient is φ = 13081693698.

The previous prime is 13081693679. The next prime is 13081693711. The reversal of 13081693699 is 99639618031.

13081693699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13081693699 - 2¹⁵ = 13081660931 is a prime.

It is a super-2 number, since 2×13081693699² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13081693649) 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, 6540846849 + 6540846850.

It is an arithmetic number, because the mean of its divisors is an integer number (6540846850).

Almost surely, 2^13081693699 is an apocalyptic number.

13081693699 is a deficient number, since it is larger than the sum of its proper divisors (1).

13081693699 is an equidigital number, since it uses as much as digits as its factorization.

13081693699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1889568, while the sum is 55.

The spelling of 13081693699 in words is "thirteen billion, eighty-one million, six hundred ninety-three thousand, six hundred ninety-nine".