13019923039 has 2 divisors, whose sum is σ = 13019923040. Its totient is φ = 13019923038.

The previous prime is 13019923019. The next prime is 13019923073. The reversal of 13019923039 is 93032991031.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13019923039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13019922992 and 13019923010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13019923019) 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, 6509961519 + 6509961520.

It is an arithmetic number, because the mean of its divisors is an integer number (6509961520).

Almost surely, 2^13019923039 is an apocalyptic number.

13019923039 is a deficient number, since it is larger than the sum of its proper divisors (1).

13019923039 is an equidigital number, since it uses as much as digits as its factorization.

13019923039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39366, while the sum is 40.

It can be divided in two parts, 1301992 and 3039, that added together give a palindrome (1305031).

The spelling of 13019923039 in words is "thirteen billion, nineteen million, nine hundred twenty-three thousand, thirty-nine".