111066644 has 24 divisors (see below), whose sum is σ = 221632488. Its totient is φ = 48245760.

The previous prime is 111066643. The next prime is 111066671. The reversal of 111066644 is 446660111.

It can be written as a sum of positive squares in 4 ways, for example, as 2656900 + 108409744 = 1630^2 + 10412^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111066643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61937 + ... + 63704.

It is an arithmetic number, because the mean of its divisors is an integer number (9234687).

Almost surely, 2^111066644 is an apocalyptic number.

It is an amenable number.

111066644 is a deficient number, since it is larger than the sum of its proper divisors (110565844).

111066644 is a wasteful number, since it uses less digits than its factorization.

111066644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125675 (or 125673 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 111066644 is about 10538.8160625376. The cubic root of 111066644 is about 480.6857155400.

The spelling of 111066644 in words is "one hundred eleven million, sixty-six thousand, six hundred forty-four".