111400808 has 16 divisors (see below), whose sum is σ = 209062500. Its totient is φ = 55650816.

The previous prime is 111400801. The next prime is 111400837. The reversal of 111400808 is 808004111.

It can be written as a sum of positive squares in 2 ways, for example, as 109035364 + 2365444 = 10442^2 + 1538^2 .

It is not an unprimeable number, because it can be changed into a prime (111400801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4418 + ... + 15566.

Almost surely, 2^111400808 is an apocalyptic number.

It is an amenable number.

111400808 is a deficient number, since it is larger than the sum of its proper divisors (97661692).

111400808 is a wasteful number, since it uses less digits than its factorization.

111400808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12404 (or 12400 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 23.

The square root of 111400808 is about 10554.6581185749. The cubic root of 111400808 is about 481.1673093884.

Adding to 111400808 its reverse (808004111), we get a palindrome (919404919).

The spelling of 111400808 in words is "one hundred eleven million, four hundred thousand, eight hundred eight".