111974398 has 16 divisors (see below), whose sum is σ = 172005120. Its totient is φ = 54645976.

The previous prime is 111974377. The next prime is 111974399. The reversal of 111974398 is 893479111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111974399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37965 + ... + 40807.

It is an arithmetic number, because the mean of its divisors is an integer number (10750320).

Almost surely, 2^111974398 is an apocalyptic number.

111974398 is a deficient number, since it is larger than the sum of its proper divisors (60030722).

111974398 is a wasteful number, since it uses less digits than its factorization.

111974398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311.

The product of its digits is 54432, while the sum is 43.

The square root of 111974398 is about 10581.7955943214. The cubic root of 111974398 is about 481.9917211895.

The spelling of 111974398 in words is "one hundred eleven million, nine hundred seventy-four thousand, three hundred ninety-eight".