117539046913 has 16 divisors (see below), whose sum is σ = 124043673600. Its totient is φ = 111066636240.

The previous prime is 117539046851. The next prime is 117539046949. The reversal of 117539046913 is 319640935711.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117539046913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117539046953) 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, 13305408 + ... + 13314238.

It is an arithmetic number, because the mean of its divisors is an integer number (7752729600).

Almost surely, 2^117539046913 is an apocalyptic number.

It is an amenable number.

117539046913 is a deficient number, since it is larger than the sum of its proper divisors (6504626687).

117539046913 is a wasteful number, since it uses less digits than its factorization.

117539046913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10572.

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 117539046913 in words is "one hundred seventeen billion, five hundred thirty-nine million, forty-six thousand, nine hundred thirteen".