111080040 has 96 divisors (see below), whose sum is σ = 354106080. Its totient is φ = 27870208.

The previous prime is 111080027. The next prime is 111080059. The reversal of 111080040 is 40080111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33079 + ... + 36281.

It is an arithmetic number, because the mean of its divisors is an integer number (3688605).

Almost surely, 2^111080040 is an apocalyptic number.

111080040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111080040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177053040).

111080040 is an abundant number, since it is smaller than the sum of its proper divisors (243026040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111080040 is a wasteful number, since it uses less digits than its factorization.

111080040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3251 (or 3230 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 111080040 is about 10539.4515986364. The cubic root of 111080040 is about 480.7050402947.

The spelling of 111080040 in words is "one hundred eleven million, eighty thousand, forty".