199113307 has 2 divisors, whose sum is σ = 199113308. Its totient is φ = 199113306.

The previous prime is 199113287. The next prime is 199113311. The reversal of 199113307 is 703311991.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-199113307 is a prime.

It is a super-2 number, since 2×199113307² = 79292218048952498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (199113007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99556653 + 99556654.

It is an arithmetic number, because the mean of its divisors is an integer number (99556654).

Almost surely, 2^199113307 is an apocalyptic number.

199113307 is a deficient number, since it is larger than the sum of its proper divisors (1).

199113307 is an equidigital number, since it uses as much as digits as its factorization.

199113307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5103, while the sum is 34.

The square root of 199113307 is about 14110.7514682954. The cubic root of 199113307 is about 583.9380319483.

The spelling of 199113307 in words is "one hundred ninety-nine million, one hundred thirteen thousand, three hundred seven".