13423353324431 has 2 divisors, whose sum is σ = 13423353324432. Its totient is φ = 13423353324430.

The previous prime is 13423353324361. The next prime is 13423353324499. The reversal of 13423353324431 is 13442335332431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13423353324431 - 2¹⁴ = 13423353308047 is a prime.

It is a super-2 number, since 2×13423353324431² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13423353324131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711676662215 + 6711676662216.

It is an arithmetic number, because the mean of its divisors is an integer number (6711676662216).

Almost surely, 2^{13423353324431} is an apocalyptic number.

13423353324431 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423353324431 is an equidigital number, since it uses as much as digits as its factorization.

13423353324431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 41.

Adding to 13423353324431 its reverse (13442335332431), we get a palindrome (26865688656862).

The spelling of 13423353324431 in words is "thirteen trillion, four hundred twenty-three billion, three hundred fifty-three million, three hundred twenty-four thousand, four hundred thirty-one".