111313199 has 2 divisors, whose sum is σ = 111313200. Its totient is φ = 111313198.

The previous prime is 111313193. The next prime is 111313207. The reversal of 111313199 is 991313111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111313199 - 2⁴ = 111313183 is a prime.

It is a super-2 number, since 2×111313199² = 24781256543227202, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111313193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55656599 + 55656600.

It is an arithmetic number, because the mean of its divisors is an integer number (55656600).

Almost surely, 2^111313199 is an apocalyptic number.

111313199 is a deficient number, since it is larger than the sum of its proper divisors (1).

111313199 is an equidigital number, since it uses as much as digits as its factorization.

111313199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 729, while the sum is 29.

The square root of 111313199 is about 10550.5070494266. The cubic root of 111313199 is about 481.0411414161.

The spelling of 111313199 in words is "one hundred eleven million, three hundred thirteen thousand, one hundred ninety-nine".