13424403439 has 2 divisors, whose sum is σ = 13424403440. Its totient is φ = 13424403438.

The previous prime is 13424403409. The next prime is 13424403449. The reversal of 13424403439 is 93430442431.

It is a strong prime.

It is an emirp because it is prime and its reverse (93430442431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13424403439 - 2¹³ = 13424395247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13424403398 and 13424403407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13424403409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6712201719 + 6712201720.

It is an arithmetic number, because the mean of its divisors is an integer number (6712201720).

Almost surely, 2^13424403439 is an apocalyptic number.

13424403439 is a deficient number, since it is larger than the sum of its proper divisors (1).

13424403439 is an equidigital number, since it uses as much as digits as its factorization.

13424403439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 13424403439 in words is "thirteen billion, four hundred twenty-four million, four hundred three thousand, four hundred thirty-nine".