118956111 has 16 divisors (see below), whose sum is σ = 160080000. Its totient is φ = 78572448.

The previous prime is 118956059. The next prime is 118956113. The reversal of 118956111 is 111659811.

It is not a de Polignac number, because 118956111 - 2¹⁴ = 118939727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118956113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238140 + ... + 238638.

It is an arithmetic number, because the mean of its divisors is an integer number (10005000).

Almost surely, 2^118956111 is an apocalyptic number.

118956111 is a deficient number, since it is larger than the sum of its proper divisors (41123889).

118956111 is a wasteful number, since it uses less digits than its factorization.

118956111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078.

The product of its digits is 2160, while the sum is 33.

The square root of 118956111 is about 10906.7002801031. The cubic root of 118956111 is about 491.8079964993.

The spelling of 118956111 in words is "one hundred eighteen million, nine hundred fifty-six thousand, one hundred eleven".