111313408 has 20 divisors (see below), whose sum is σ = 222410430. Its totient is φ = 55656448.

The previous prime is 111313403. The next prime is 111313421. The reversal of 111313408 is 804313111.

It can be written as a sum of positive squares in only one way, i.e., 96196864 + 15116544 = 9808^2 + 3888^2 .

It is not an unprimeable number, because it can be changed into a prime (111313403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108193 + ... + 109216.

Almost surely, 2^111313408 is an apocalyptic number.

It is an amenable number.

111313408 is a deficient number, since it is larger than the sum of its proper divisors (111097022).

111313408 is an frugal number, since it uses more digits than its factorization.

111313408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217427 (or 217411 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 111313408 is about 10550.5169541592. The cubic root of 111313408 is about 481.0414424811.

Adding to 111313408 its reverse (804313111), we get a palindrome (915626519).

The spelling of 111313408 in words is "one hundred eleven million, three hundred thirteen thousand, four hundred eight".