199911713 has 2 divisors, whose sum is σ = 199911714. Its totient is φ = 199911712.

The previous prime is 199911697. The next prime is 199911779. The reversal of 199911713 is 317119991.

199911713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161620369 + 38291344 = 12713^2 + 6188^2 .

It is a cyclic number.

It is not a de Polignac number, because 199911713 - 2⁴ = 199911697 is a prime.

It is not a weakly prime, because it can be changed into another prime (199911793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99955856 + 99955857.

It is an arithmetic number, because the mean of its divisors is an integer number (99955857).

Almost surely, 2^199911713 is an apocalyptic number.

It is an amenable number.

199911713 is a deficient number, since it is larger than the sum of its proper divisors (1).

199911713 is an equidigital number, since it uses as much as digits as its factorization.

199911713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15309, while the sum is 41.

The square root of 199911713 is about 14139.0138623597. The cubic root of 199911713 is about 584.7174840595.

The spelling of 199911713 in words is "one hundred ninety-nine million, nine hundred eleven thousand, seven hundred thirteen".