199082297 has 2 divisors, whose sum is σ = 199082298. Its totient is φ = 199082296.

The previous prime is 199082281. The next prime is 199082309. The reversal of 199082297 is 792280991.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107765161 + 91317136 = 10381^2 + 9556^2 .

It is a cyclic number.

It is not a de Polignac number, because 199082297 - 2⁴ = 199082281 is a prime.

It is not a weakly prime, because it can be changed into another prime (199082497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99541148 + 99541149.

It is an arithmetic number, because the mean of its divisors is an integer number (99541149).

Almost surely, 2^199082297 is an apocalyptic number.

It is an amenable number.

199082297 is a deficient number, since it is larger than the sum of its proper divisors (1).

199082297 is an equidigital number, since it uses as much as digits as its factorization.

199082297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 47.

The square root of 199082297 is about 14109.6526179775. The cubic root of 199082297 is about 583.9077161133.

The spelling of 199082297 in words is "one hundred ninety-nine million, eighty-two thousand, two hundred ninety-seven".