204946297 has 2 divisors, whose sum is σ = 204946298. Its totient is φ = 204946296.

The previous prime is 204946253. The next prime is 204946327. The reversal of 204946297 is 792649402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189860841 + 15085456 = 13779^2 + 3884^2 .

It is a cyclic number.

It is not a de Polignac number, because 204946297 - 2²⁷ = 70728569 is a prime.

It is not a weakly prime, because it can be changed into another prime (204946897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102473148 + 102473149.

It is an arithmetic number, because the mean of its divisors is an integer number (102473149).

Almost surely, 2^204946297 is an apocalyptic number.

It is an amenable number.

204946297 is a deficient number, since it is larger than the sum of its proper divisors (1).

204946297 is an equidigital number, since it uses as much as digits as its factorization.

204946297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 204946297 is about 14315.9455503295. The cubic root of 204946297 is about 589.5853612597.

The spelling of 204946297 in words is "two hundred four million, nine hundred forty-six thousand, two hundred ninety-seven".