204104203 has 2 divisors, whose sum is σ = 204104204. Its totient is φ = 204104202.

The previous prime is 204104183. The next prime is 204104207. The reversal of 204104203 is 302401402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204104203 is a prime.

It is not a weakly prime, because it can be changed into another prime (204104207) 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, 102052101 + 102052102.

It is an arithmetic number, because the mean of its divisors is an integer number (102052102).

Almost surely, 2^204104203 is an apocalyptic number.

204104203 is a deficient number, since it is larger than the sum of its proper divisors (1).

204104203 is an equidigital number, since it uses as much as digits as its factorization.

204104203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 204104203 is about 14286.5042260169. The cubic root of 204104203 is about 588.7767464255.

Adding to 204104203 its reverse (302401402), we get a palindrome (506505605).

The spelling of 204104203 in words is "two hundred four million, one hundred four thousand, two hundred three".