13320042139 has 2 divisors, whose sum is σ = 13320042140. Its totient is φ = 13320042138.

The previous prime is 13320042121. The next prime is 13320042173. The reversal of 13320042139 is 93124002331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13320042139 - 2⁵ = 13320042107 is a prime.

It is not a weakly prime, because it can be changed into another prime (13320042199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660021069 + 6660021070.

It is an arithmetic number, because the mean of its divisors is an integer number (6660021070).

Almost surely, 2^13320042139 is an apocalyptic number.

13320042139 is a deficient number, since it is larger than the sum of its proper divisors (1).

13320042139 is an equidigital number, since it uses as much as digits as its factorization.

13320042139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 13320042139 in words is "thirteen billion, three hundred twenty million, forty-two thousand, one hundred thirty-nine".