13423424401 has 2 divisors, whose sum is σ = 13423424402. Its totient is φ = 13423424400.

The previous prime is 13423424389. The next prime is 13423424431. The reversal of 13423424401 is 10442432431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13420990801 + 2433600 = 115849^2 + 1560^2 .

It is a cyclic number.

It is not a de Polignac number, because 13423424401 - 2⁵ = 13423424369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13423424401.

It is not a weakly prime, because it can be changed into another prime (13423424431) 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, 6711712200 + 6711712201.

It is an arithmetic number, because the mean of its divisors is an integer number (6711712201).

Almost surely, 2^13423424401 is an apocalyptic number.

It is an amenable number.

13423424401 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423424401 is an equidigital number, since it uses as much as digits as its factorization.

13423424401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 13423424401 its reverse (10442432431), we get a palindrome (23865856832).

The spelling of 13423424401 in words is "thirteen billion, four hundred twenty-three million, four hundred twenty-four thousand, four hundred one".