13997264111 has 2 divisors, whose sum is σ = 13997264112. Its totient is φ = 13997264110.

The previous prime is 13997264053. The next prime is 13997264173. The reversal of 13997264111 is 11146279931.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13997264111 - 2²⁶ = 13930155247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13997264311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6998632055 + 6998632056.

It is an arithmetic number, because the mean of its divisors is an integer number (6998632056).

Almost surely, 2^13997264111 is an apocalyptic number.

13997264111 is a deficient number, since it is larger than the sum of its proper divisors (1).

13997264111 is an equidigital number, since it uses as much as digits as its factorization.

13997264111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 44.

The spelling of 13997264111 in words is "thirteen billion, nine hundred ninety-seven million, two hundred sixty-four thousand, one hundred eleven".