111997244 has 12 divisors (see below), whose sum is σ = 198198000. Its totient is φ = 55369248.

The previous prime is 111997231. The next prime is 111997253. The reversal of 111997244 is 442799111.

It is a junction number, because it is equal to n+sod(n) for n = 111997198 and 111997207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156944 + ... + 157655.

It is an arithmetic number, because the mean of its divisors is an integer number (16516500).

Almost surely, 2^111997244 is an apocalyptic number.

It is an amenable number.

111997244 is a deficient number, since it is larger than the sum of its proper divisors (86200756).

111997244 is a wasteful number, since it uses less digits than its factorization.

111997244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314692 (or 314690 counting only the distinct ones).

The product of its digits is 18144, while the sum is 38.

The square root of 111997244 is about 10582.8750346964. The cubic root of 111997244 is about 482.0244990216.

The spelling of 111997244 in words is "one hundred eleven million, nine hundred ninety-seven thousand, two hundred forty-four".