13173791047139 has 2 divisors, whose sum is σ = 13173791047140. Its totient is φ = 13173791047138.

The previous prime is 13173791047133. The next prime is 13173791047177. The reversal of 13173791047139 is 93174019737131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13173791047139 - 2²⁰ = 13173789998563 is a prime.

It is not a weakly prime, because it can be changed into another prime (13173791047133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6586895523569 + 6586895523570.

It is an arithmetic number, because the mean of its divisors is an integer number (6586895523570).

Almost surely, 2^{13173791047139} is an apocalyptic number.

13173791047139 is a deficient number, since it is larger than the sum of its proper divisors (1).

13173791047139 is an equidigital number, since it uses as much as digits as its factorization.

13173791047139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000564, while the sum is 56.

The spelling of 13173791047139 in words is "thirteen trillion, one hundred seventy-three billion, seven hundred ninety-one million, forty-seven thousand, one hundred thirty-nine".