258803 has 2 divisors, whose sum is σ = 258804. Its totient is φ = 258802.

The previous prime is 258787. The next prime is 258809. The reversal of 258803 is 308852.

258803 is nontrivially palindromic in base 16.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 258803 - 2⁴ = 258787 is a prime.

It is not a weakly prime, because it can be changed into another prime (258809) 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 as a sum of consecutive naturals, namely, 129401 + 129402.

It is an arithmetic number, because the mean of its divisors is an integer number (129402).

2²⁵⁸⁸⁰³ is an apocalyptic number.

258803 is a deficient number, since it is larger than the sum of its proper divisors (1).

258803 is an equidigital number, since it uses as much as digits as its factorization.

258803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 258803 is about 508.7268422248. The cubic root of 258803 is about 63.7269453993.

The spelling of 258803 in words is "two hundred fifty-eight thousand, eight hundred three".