111284474 has 16 divisors (see below), whose sum is σ = 191121216. Its totient is φ = 47606400.

The previous prime is 111284441. The next prime is 111284483. The reversal of 111284474 is 474482111.

It is a self number, because there is not a number n which added to its sum of digits gives 111284474.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034 + ... + 14954.

It is an arithmetic number, because the mean of its divisors is an integer number (11945076).

Almost surely, 2^111284474 is an apocalyptic number.

111284474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111284474 is a deficient number, since it is larger than the sum of its proper divisors (79836742).

111284474 is a wasteful number, since it uses less digits than its factorization.

111284474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14501.

The product of its digits is 7168, while the sum is 32.

The square root of 111284474 is about 10549.1456526109. The cubic root of 111284474 is about 480.9997593946. Note that the first 3 decimals are identical.

The spelling of 111284474 in words is "one hundred eleven million, two hundred eighty-four thousand, four hundred seventy-four".