13422969431 has 2 divisors, whose sum is σ = 13422969432. Its totient is φ = 13422969430.

The previous prime is 13422969347. The next prime is 13422969437. The reversal of 13422969431 is 13496922431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13422969431 - 2¹⁰ = 13422968407 is a prime.

It is a super-2 number, since 2×13422969431² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13422969437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711484715 + 6711484716.

It is an arithmetic number, because the mean of its divisors is an integer number (6711484716).

Almost surely, 2^13422969431 is an apocalyptic number.

13422969431 is a deficient number, since it is larger than the sum of its proper divisors (1).

13422969431 is an equidigital number, since it uses as much as digits as its factorization.

13422969431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 44.

The spelling of 13422969431 in words is "thirteen billion, four hundred twenty-two million, nine hundred sixty-nine thousand, four hundred thirty-one".