12117391162 has 8 divisors (see below), whose sum is σ = 18966351456. Its totient is φ = 5795274012.

The previous prime is 12117391159. The next prime is 12117391193. The reversal of 12117391162 is 26119371121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131710728 + ... + 131710819.

It is an arithmetic number, because the mean of its divisors is an integer number (2370793932).

Almost surely, 2^12117391162 is an apocalyptic number.

12117391162 is a deficient number, since it is larger than the sum of its proper divisors (6848960294).

12117391162 is a wasteful number, since it uses less digits than its factorization.

12117391162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263421572.

The product of its digits is 4536, while the sum is 34.

The spelling of 12117391162 in words is "twelve billion, one hundred seventeen million, three hundred ninety-one thousand, one hundred sixty-two".