12039344459 has 2 divisors, whose sum is σ = 12039344460. Its totient is φ = 12039344458.

The previous prime is 12039344413. The next prime is 12039344477. The reversal of 12039344459 is 95444393021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12039344459 is a prime.

It is not a weakly prime, because it can be changed into another prime (12039344159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6019672229 + 6019672230.

It is an arithmetic number, because the mean of its divisors is an integer number (6019672230).

Almost surely, 2^12039344459 is an apocalyptic number.

12039344459 is a deficient number, since it is larger than the sum of its proper divisors (1).

12039344459 is an equidigital number, since it uses as much as digits as its factorization.

12039344459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 12039344459 in words is "twelve billion, thirty-nine million, three hundred forty-four thousand, four hundred fifty-nine".