13044012320939 has 2 divisors, whose sum is σ = 13044012320940. Its totient is φ = 13044012320938.

The previous prime is 13044012320837. The next prime is 13044012321029. The reversal of 13044012320939 is 93902321044031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13044012320939 - 2²⁴ = 13043995543723 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 13044012320896 and 13044012320905.

It is not a weakly prime, because it can be changed into another prime (13044012320539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6522006160469 + 6522006160470.

It is an arithmetic number, because the mean of its divisors is an integer number (6522006160470).

Almost surely, 2^{13044012320939} is an apocalyptic number.

13044012320939 is a deficient number, since it is larger than the sum of its proper divisors (1).

13044012320939 is an equidigital number, since it uses as much as digits as its factorization.

13044012320939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 13044012320939 in words is "thirteen trillion, forty-four billion, twelve million, three hundred twenty thousand, nine hundred thirty-nine".