13974426811 has 2 divisors, whose sum is σ = 13974426812. Its totient is φ = 13974426810.

The previous prime is 13974426773. The next prime is 13974426827. The reversal of 13974426811 is 11862447931.

13974426811 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 13974426811 - 2²⁹ = 13437555899 is a prime.

It is not a weakly prime, because it can be changed into another prime (13974426311) 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, 6987213405 + 6987213406.

It is an arithmetic number, because the mean of its divisors is an integer number (6987213406).

Almost surely, 2^13974426811 is an apocalyptic number.

13974426811 is a deficient number, since it is larger than the sum of its proper divisors (1).

13974426811 is an equidigital number, since it uses as much as digits as its factorization.

13974426811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 46.

The spelling of 13974426811 in words is "thirteen billion, nine hundred seventy-four million, four hundred twenty-six thousand, eight hundred eleven".