111974364 has 18 divisors (see below), whose sum is σ = 283046400. Its totient is φ = 37324776.

The previous prime is 111974309. The next prime is 111974377. The reversal of 111974364 is 463479111.

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3110399 = 111974364 / (1 + 1 + 1 + 9 + 7 + 4 + 3 + 6 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1555164 + ... + 1555235.

It is an arithmetic number, because the mean of its divisors is an integer number (15724800).

Almost surely, 2^111974364 is an apocalyptic number.

It is an amenable number.

111974364 is an abundant number, since it is smaller than the sum of its proper divisors (171072036).

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

111974364 is a wasteful number, since it uses less digits than its factorization.

111974364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110409 (or 3110404 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 111974364 is about 10581.7939877886. The cubic root of 111974364 is about 481.9916724054.

The spelling of 111974364 in words is "one hundred eleven million, nine hundred seventy-four thousand, three hundred sixty-four".