13424413 has 2 divisors, whose sum is σ = 13424414. Its totient is φ = 13424412.

The previous prime is 13424401. The next prime is 13424429. The reversal of 13424413 is 31442431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10510564 + 2913849 = 3242^2 + 1707^2 .

It is an emirp because it is prime and its reverse (31442431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13424413 - 2⁹ = 13423901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13424443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6712206 + 6712207.

It is an arithmetic number, because the mean of its divisors is an integer number (6712207).

Almost surely, 2^13424413 is an apocalyptic number.

It is an amenable number.

13424413 is a deficient number, since it is larger than the sum of its proper divisors (1).

13424413 is an equidigital number, since it uses as much as digits as its factorization.

13424413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 22.

The square root of 13424413 is about 3663.9340878351. The cubic root of 13424413 is about 237.6649299452.

Adding to 13424413 its reverse (31442431), we get a palindrome (44866844).

The spelling of 13424413 in words is "thirteen million, four hundred twenty-four thousand, four hundred thirteen".