204411041 has 2 divisors, whose sum is σ = 204411042. Its totient is φ = 204411040.

The previous prime is 204411029. The next prime is 204411047. The reversal of 204411041 is 140114402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108076816 + 96334225 = 10396^2 + 9815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204411041 is a prime.

It is not a weakly prime, because it can be changed into another prime (204411047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102205520 + 102205521.

It is an arithmetic number, because the mean of its divisors is an integer number (102205521).

Almost surely, 2^204411041 is an apocalyptic number.

It is an amenable number.

204411041 is a deficient number, since it is larger than the sum of its proper divisors (1).

204411041 is an equidigital number, since it uses as much as digits as its factorization.

204411041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 204411041 is about 14297.2389292478. The cubic root of 204411041 is about 589.0716425644.

Adding to 204411041 its reverse (140114402), we get a palindrome (344525443).

The spelling of 204411041 in words is "two hundred four million, four hundred eleven thousand, forty-one".