111143696 has 20 divisors (see below), whose sum is σ = 215628684. Its totient is φ = 55497600.

The previous prime is 111143663. The next prime is 111143707. The reversal of 111143696 is 696341111.

It can be written as a sum of positive squares in 2 ways, for example, as 62980096 + 48163600 = 7936^2 + 6940^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8906 + ... + 17366.

Almost surely, 2^111143696 is an apocalyptic number.

111143696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111143696 is a deficient number, since it is larger than the sum of its proper divisors (104484988).

111143696 is an equidigital number, since it uses as much as digits as its factorization.

111143696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9290 (or 9284 counting only the distinct ones).

The product of its digits is 3888, while the sum is 32.

The square root of 111143696 is about 10542.4710575842. The cubic root of 111143696 is about 480.7968477178.

The spelling of 111143696 in words is "one hundred eleven million, one hundred forty-three thousand, six hundred ninety-six".