204198259 has 2 divisors, whose sum is σ = 204198260. Its totient is φ = 204198258.

The previous prime is 204198257. The next prime is 204198283. The reversal of 204198259 is 952891402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204198259 - 2¹ = 204198257 is a prime.

Together with 204198257, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (204198257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102099129 + 102099130.

It is an arithmetic number, because the mean of its divisors is an integer number (102099130).

Almost surely, 2^204198259 is an apocalyptic number.

204198259 is a deficient number, since it is larger than the sum of its proper divisors (1).

204198259 is an equidigital number, since it uses as much as digits as its factorization.

204198259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 204198259 is about 14289.7956248506. The cubic root of 204198259 is about 588.8671732443.

It can be divided in two parts, 2041982 and 59, that added together give a square (2042041 = 1429²).

The spelling of 204198259 in words is "two hundred four million, one hundred ninety-eight thousand, two hundred fifty-nine".