111053972 has 12 divisors (see below), whose sum is σ = 194423796. Its totient is φ = 55504320.

The previous prime is 111053941. The next prime is 111054017. The reversal of 111053972 is 279350111.

It can be written as a sum of positive squares in 2 ways, for example, as 106584976 + 4468996 = 10324^2 + 2114^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10448 + ... + 18200.

It is an arithmetic number, because the mean of its divisors is an integer number (16201983).

Almost surely, 2^111053972 is an apocalyptic number.

It is an amenable number.

111053972 is a deficient number, since it is larger than the sum of its proper divisors (83369824).

111053972 is a wasteful number, since it uses less digits than its factorization.

111053972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11338 (or 11336 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 111053972 is about 10538.2148393359. The cubic root of 111053972 is about 480.6674337803.

The spelling of 111053972 in words is "one hundred eleven million, fifty-three thousand, nine hundred seventy-two".