204401203 has 4 divisors (see below), whose sum is σ = 206988640. Its totient is φ = 201813768.

The previous prime is 204401173. The next prime is 204401237. The reversal of 204401203 is 302104402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204401203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204401243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1293600 + ... + 1293757.

It is an arithmetic number, because the mean of its divisors is an integer number (51747160).

Almost surely, 2^204401203 is an apocalyptic number.

204401203 is a deficient number, since it is larger than the sum of its proper divisors (2587437).

204401203 is an equidigital number, since it uses as much as digits as its factorization.

204401203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587436.

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

The square root of 204401203 is about 14296.8948726638. The cubic root of 204401203 is about 589.0621920315.

Adding to 204401203 its reverse (302104402), we get a palindrome (506505605).

The spelling of 204401203 in words is "two hundred four million, four hundred one thousand, two hundred three".