111042304 has 18 divisors (see below), whose sum is σ = 221651360. Its totient is φ = 55521024.

The previous prime is 111042301. The next prime is 111042311. The reversal of 111042304 is 403240111.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111042301) by changing a digit.

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 as a sum of consecutive naturals, namely, 216624 + ... + 217135.

Almost surely, 2^111042304 is an apocalyptic number.

It is an amenable number.

111042304 is a deficient number, since it is larger than the sum of its proper divisors (110609056).

111042304 is an frugal number, since it uses more digits than its factorization.

111042304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433775 (or 433761 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 111042304 is about 10537.6612205935. The cubic root of 111042304 is about 480.6505992510.

Adding to 111042304 its reverse (403240111), we get a palindrome (514282415).

The spelling of 111042304 in words is "one hundred eleven million, forty-two thousand, three hundred four".