111980272 has 10 divisors (see below), whose sum is σ = 216961808. Its totient is φ = 55990128.

The previous prime is 111980269. The next prime is 111980311. The reversal of 111980272 is 272089111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3499368 + ... + 3499399.

Almost surely, 2^111980272 is an apocalyptic number.

It is an amenable number.

111980272 is a deficient number, since it is larger than the sum of its proper divisors (104981536).

111980272 is an equidigital number, since it uses as much as digits as its factorization.

111980272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6998775 (or 6998769 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 111980272 is about 10582.0731428204. The cubic root of 111980272 is about 482.0001492169. Note that the first 3 decimals are identical.

The spelling of 111980272 in words is "one hundred eleven million, nine hundred eighty thousand, two hundred seventy-two".