259803 has 6 divisors (see below), whose sum is σ = 375284. Its totient is φ = 173196.

The previous prime is 259801. The next prime is 259813. The reversal of 259803 is 308952.

It is not a de Polignac number, because 259803 - 2¹ = 259801 is a prime.

It is a Duffinian number.

259803 is a lucky number.

It is a nialpdrome in base 8.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (259801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14425 + ... + 14442.

2²⁵⁹⁸⁰³ is an apocalyptic number.

259803 is a deficient number, since it is larger than the sum of its proper divisors (115481).

259803 is a wasteful number, since it uses less digits than its factorization.

259803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28873 (or 28870 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 259803 is about 509.7087403606. The cubic root of 259803 is about 63.8089190009.

The spelling of 259803 in words is "two hundred fifty-nine thousand, eight hundred three".