199332193 has 2 divisors, whose sum is σ = 199332194. Its totient is φ = 199332192.

The previous prime is 199332179. The next prime is 199332227. The reversal of 199332193 is 391233991.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164557584 + 34774609 = 12828^2 + 5897^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-199332193 is a prime.

It is not a weakly prime, because it can be changed into another prime (199332163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99666096 + 99666097.

It is an arithmetic number, because the mean of its divisors is an integer number (99666097).

Almost surely, 2^199332193 is an apocalyptic number.

It is an amenable number.

199332193 is a deficient number, since it is larger than the sum of its proper divisors (1).

199332193 is an equidigital number, since it uses as much as digits as its factorization.

199332193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39366, while the sum is 40.

The square root of 199332193 is about 14118.5053387389. The cubic root of 199332193 is about 584.1519286728.

The spelling of 199332193 in words is "one hundred ninety-nine million, three hundred thirty-two thousand, one hundred ninety-three".