111113982 has 48 divisors (see below), whose sum is σ = 284024832. Its totient is φ = 30721680.

The previous prime is 111113971. The next prime is 111113999. The reversal of 111113982 is 289311111.

It is a super-3 number, since 3×111113982³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

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, 10318 + ... + 18129.

It is an arithmetic number, because the mean of its divisors is an integer number (5917184).

Almost surely, 2^111113982 is an apocalyptic number.

111113982 is an abundant number, since it is smaller than the sum of its proper divisors (172910850).

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

111113982 is a wasteful number, since it uses less digits than its factorization.

111113982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28493 (or 28490 counting only the distinct ones).

The product of its digits is 432, while the sum is 27.

The square root of 111113982 is about 10541.0617112319. The cubic root of 111113982 is about 480.7539972717.

The spelling of 111113982 in words is "one hundred eleven million, one hundred thirteen thousand, nine hundred eighty-two".