199311713 has 2 divisors, whose sum is σ = 199311714. Its totient is φ = 199311712.

The previous prime is 199311709. The next prime is 199311719. The reversal of 199311713 is 317113991.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101143249 + 98168464 = 10057^2 + 9908^2 .

It is a cyclic number.

It is not a de Polignac number, because 199311713 - 2² = 199311709 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (199311719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99655856 + 99655857.

It is an arithmetic number, because the mean of its divisors is an integer number (99655857).

Almost surely, 2^199311713 is an apocalyptic number.

It is an amenable number.

199311713 is a deficient number, since it is larger than the sum of its proper divisors (1).

199311713 is an equidigital number, since it uses as much as digits as its factorization.

199311713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5103, while the sum is 35.

The square root of 199311713 is about 14117.7800308689. The cubic root of 199311713 is about 584.1319221348.

The spelling of 199311713 in words is "one hundred ninety-nine million, three hundred eleven thousand, seven hundred thirteen".