111155116059 has 24 divisors (see below), whose sum is σ = 180425700000. Its totient is φ = 65429096832.

The previous prime is 111155116027. The next prime is 111155116067. The reversal of 111155116059 is 950611551111.

It is not a de Polignac number, because 111155116059 - 2⁵ = 111155116027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111155116019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20650434 + ... + 20655815.

It is an arithmetic number, because the mean of its divisors is an integer number (7517737500).

Almost surely, 2^111155116059 is an apocalyptic number.

111155116059 is a deficient number, since it is larger than the sum of its proper divisors (69270583941).

111155116059 is a wasteful number, since it uses less digits than its factorization.

111155116059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41306291 (or 41306288 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 36.

The spelling of 111155116059 in words is "one hundred eleven billion, one hundred fifty-five million, one hundred sixteen thousand, fifty-nine".