13691267911 has 2 divisors, whose sum is σ = 13691267912. Its totient is φ = 13691267910.

The previous prime is 13691267867. The next prime is 13691267929. The reversal of 13691267911 is 11976219631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13691267911 - 2¹⁵ = 13691235143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13691267971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6845633955 + 6845633956.

It is an arithmetic number, because the mean of its divisors is an integer number (6845633956).

Almost surely, 2^13691267911 is an apocalyptic number.

13691267911 is a deficient number, since it is larger than the sum of its proper divisors (1).

13691267911 is an equidigital number, since it uses as much as digits as its factorization.

13691267911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 46.

The spelling of 13691267911 in words is "thirteen billion, six hundred ninety-one million, two hundred sixty-seven thousand, nine hundred eleven".