116918111 has 8 divisors (see below), whose sum is σ = 121090800. Its totient is φ = 112754880.

The previous prime is 116918063. The next prime is 116918147. The reversal of 116918111 is 111819611.

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

It is a cyclic number.

It is not a de Polignac number, because 116918111 - 2¹⁸ = 116655967 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116918171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30956 + ... + 34526.

It is an arithmetic number, because the mean of its divisors is an integer number (15136350).

Almost surely, 2^116918111 is an apocalyptic number.

116918111 is a deficient number, since it is larger than the sum of its proper divisors (4172689).

116918111 is a wasteful number, since it uses less digits than its factorization.

116918111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4729.

The product of its digits is 432, while the sum is 29.

The square root of 116918111 is about 10812.8678434539. The cubic root of 116918111 is about 488.9831906378.

The spelling of 116918111 in words is "one hundred sixteen million, nine hundred eighteen thousand, one hundred eleven".