111934980 has 48 divisors (see below), whose sum is σ = 348243840. Its totient is φ = 29849184.

The previous prime is 111934943. The next prime is 111934981. The reversal of 111934980 is 89439111.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (111934981) 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, 103104 + ... + 104183.

It is an arithmetic number, because the mean of its divisors is an integer number (7255080).

Almost surely, 2^111934980 is an apocalyptic number.

111934980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111934980 is an abundant number, since it is smaller than the sum of its proper divisors (236308860).

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

111934980 is a wasteful number, since it uses less digits than its factorization.

111934980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207305 (or 207297 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 111934980 is about 10579.9328920367. The cubic root of 111934980 is about 481.9351565347.

The spelling of 111934980 in words is "one hundred eleven million, nine hundred thirty-four thousand, nine hundred eighty".