204343297 has 2 divisors, whose sum is σ = 204343298. Its totient is φ = 204343296.

The previous prime is 204343291. The next prime is 204343319. The reversal of 204343297 is 792343402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158659216 + 45684081 = 12596^2 + 6759^2 .

It is a cyclic number.

It is not a de Polignac number, because 204343297 - 2¹⁵ = 204310529 is a prime.

It is not a weakly prime, because it can be changed into another prime (204343291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102171648 + 102171649.

It is an arithmetic number, because the mean of its divisors is an integer number (102171649).

Almost surely, 2^204343297 is an apocalyptic number.

It is an amenable number.

204343297 is a deficient number, since it is larger than the sum of its proper divisors (1).

204343297 is an equidigital number, since it uses as much as digits as its factorization.

204343297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 204343297 is about 14294.8696041622. The cubic root of 204343297 is about 589.0065604984.

Adding to 204343297 its reverse (792343402), we get a palindrome (996686699).

The spelling of 204343297 in words is "two hundred four million, three hundred forty-three thousand, two hundred ninety-seven".