13119572917 has 16 divisors (see below), whose sum is σ = 14471151552. Its totient is φ = 11794865920.

The previous prime is 13119572881. The next prime is 13119572923. The reversal of 13119572917 is 71927591131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13119572917 - 2¹⁵ = 13119540149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13119570917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 688563 + ... + 707359.

It is an arithmetic number, because the mean of its divisors is an integer number (904446972).

Almost surely, 2^13119572917 is an apocalyptic number.

It is an amenable number.

13119572917 is a deficient number, since it is larger than the sum of its proper divisors (1351578635).

13119572917 is a wasteful number, since it uses less digits than its factorization.

13119572917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19508.

The product of its digits is 119070, while the sum is 46.

The spelling of 13119572917 in words is "thirteen billion, one hundred nineteen million, five hundred seventy-two thousand, nine hundred seventeen".