199086113 has 2 divisors, whose sum is σ = 199086114. Its totient is φ = 199086112.

The previous prime is 199086079. The next prime is 199086143. The reversal of 199086113 is 311680991.

199086113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111999889 + 87086224 = 10583^2 + 9332^2 .

It is a cyclic number.

It is not a de Polignac number, because 199086113 - 2¹² = 199082017 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (199086143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99543056 + 99543057.

It is an arithmetic number, because the mean of its divisors is an integer number (99543057).

Almost surely, 2^199086113 is an apocalyptic number.

It is an amenable number.

199086113 is a deficient number, since it is larger than the sum of its proper divisors (1).

199086113 is an equidigital number, since it uses as much as digits as its factorization.

199086113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 199086113 is about 14109.7878439047. The cubic root of 199086113 is about 583.9114468612.

The spelling of 199086113 in words is "one hundred ninety-nine million, eighty-six thousand, one hundred thirteen".