204404041 has 2 divisors, whose sum is σ = 204404042. Its totient is φ = 204404040.

The previous prime is 204404029. The next prime is 204404063. The reversal of 204404041 is 140404402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102313225 + 102090816 = 10115^2 + 10104^2 .

It is a cyclic number.

It is not a de Polignac number, because 204404041 - 2⁵ = 204404009 is a prime.

It is not a weakly prime, because it can be changed into another prime (204404741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102202020 + 102202021.

It is an arithmetic number, because the mean of its divisors is an integer number (102202021).

Almost surely, 2^204404041 is an apocalyptic number.

It is an amenable number.

204404041 is a deficient number, since it is larger than the sum of its proper divisors (1).

204404041 is an equidigital number, since it uses as much as digits as its factorization.

204404041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 204404041 is about 14296.9941246403. The cubic root of 204404041 is about 589.0649182887.

Adding to 204404041 its reverse (140404402), we get a palindrome (344808443).

The spelling of 204404041 in words is "two hundred four million, four hundred four thousand, forty-one".