13089844139 has 2 divisors, whose sum is σ = 13089844140. Its totient is φ = 13089844138.

The previous prime is 13089844099. The next prime is 13089844169. The reversal of 13089844139 is 93144898031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13089844139 - 2³² = 8794876843 is a prime.

It is not a weakly prime, because it can be changed into another prime (13089844169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6544922069 + 6544922070.

It is an arithmetic number, because the mean of its divisors is an integer number (6544922070).

Almost surely, 2^13089844139 is an apocalyptic number.

13089844139 is a deficient number, since it is larger than the sum of its proper divisors (1).

13089844139 is an equidigital number, since it uses as much as digits as its factorization.

13089844139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 50.

The spelling of 13089844139 in words is "thirteen billion, eighty-nine million, eight hundred forty-four thousand, one hundred thirty-nine".