111000159 has 16 divisors (see below), whose sum is σ = 165744640. Its totient is φ = 73415160.

The previous prime is 111000103. The next prime is 111000163. The reversal of 111000159 is 951000111.

It is not a de Polignac number, because 111000159 - 2⁷ = 111000031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111000199) 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, 12757 + ... + 19614.

It is an arithmetic number, because the mean of its divisors is an integer number (10359040).

Almost surely, 2^111000159 is an apocalyptic number.

111000159 is a deficient number, since it is larger than the sum of its proper divisors (54744481).

111000159 is a wasteful number, since it uses less digits than its factorization.

111000159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32507 (or 32501 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 18.

The square root of 111000159 is about 10535.6612986561. The cubic root of 111000159 is about 480.5897828411.

The spelling of 111000159 in words is "one hundred eleven million, one hundred fifty-nine", and thus it is an aban number.