204411313 has 4 divisors (see below), whose sum is σ = 204945408. Its totient is φ = 203877220.

The previous prime is 204411289. The next prime is 204411371. The reversal of 204411313 is 313114402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204411313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204411013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266473 + ... + 267238.

It is an arithmetic number, because the mean of its divisors is an integer number (51236352).

Almost surely, 2^204411313 is an apocalyptic number.

It is an amenable number.

204411313 is a deficient number, since it is larger than the sum of its proper divisors (534095).

204411313 is an equidigital number, since it uses as much as digits as its factorization.

204411313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534094.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 204411313 is about 14297.2484415708. The cubic root of 204411313 is about 589.0719038474.

Adding to 204411313 its reverse (313114402), we get a palindrome (517525715).

The spelling of 204411313 in words is "two hundred four million, four hundred eleven thousand, three hundred thirteen".