204603055 has 16 divisors (see below), whose sum is σ = 261040320. Its totient is φ = 153607168.

The previous prime is 204603029. The next prime is 204603067. The reversal of 204603055 is 550306402.

It is a cyclic number.

It is not a de Polignac number, because 204603055 - 2⁹ = 204602543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10690 + ... + 22879.

It is an arithmetic number, because the mean of its divisors is an integer number (16315020).

Almost surely, 2^204603055 is an apocalyptic number.

204603055 is a deficient number, since it is larger than the sum of its proper divisors (56437265).

204603055 is a wasteful number, since it uses less digits than its factorization.

204603055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33650.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 204603055 is about 14303.9524258157. The cubic root of 204603055 is about 589.2560334589.

Adding to 204603055 its reverse (550306402), we get a palindrome (754909457).

The spelling of 204603055 in words is "two hundred four million, six hundred three thousand, fifty-five".