204201313 has 2 divisors, whose sum is σ = 204201314. Its totient is φ = 204201312.

The previous prime is 204201307. The next prime is 204201427. The reversal of 204201313 is 313102402.

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., 204118369 + 82944 = 14287^2 + 288^2 .

It is a cyclic number.

It is not a de Polignac number, because 204201313 - 2²⁵ = 170646881 is a prime.

It is not a weakly prime, because it can be changed into another prime (204241313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102100656 + 102100657.

It is an arithmetic number, because the mean of its divisors is an integer number (102100657).

Almost surely, 2^204201313 is an apocalyptic number.

It is an amenable number.

204201313 is a deficient number, since it is larger than the sum of its proper divisors (1).

204201313 is an equidigital number, since it uses as much as digits as its factorization.

204201313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 204201313 is about 14289.9024839220. The cubic root of 204201313 is about 588.8701089392.

Adding to 204201313 its reverse (313102402), we get a palindrome (517303715).

The spelling of 204201313 in words is "two hundred four million, two hundred one thousand, three hundred thirteen".