204359 has 2 divisors, whose sum is σ = 204360. Its totient is φ = 204358.

The previous prime is 204353. The next prime is 204361. The reversal of 204359 is 953402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204359 is a prime.

It is a Sophie Germain prime.

Together with 204361, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102179 + 102180.

It is an arithmetic number, because the mean of its divisors is an integer number (102180).

2²⁰⁴³⁵⁹ is an apocalyptic number.

204359 is a deficient number, since it is larger than the sum of its proper divisors (1).

204359 is an equidigital number, since it uses as much as digits as its factorization.

204359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 204359 is about 452.0608366138. The cubic root of 204359 is about 58.9021647745.

The spelling of 204359 in words is "two hundred four thousand, three hundred fifty-nine".