85303 has 2 divisors, whose sum is σ = 85304. Its totient is φ = 85302.

The previous prime is 85297. The next prime is 85313. The reversal of 85303 is 30358.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85303 is a prime.

85303 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42651 + 42652.

It is an arithmetic number, because the mean of its divisors is an integer number (42652).

2⁸⁵³⁰³ is an apocalyptic number.

85303 is a deficient number, since it is larger than the sum of its proper divisors (1).

85303 is an equidigital number, since it uses as much as digits as its factorization.

85303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 85303 is about 292.0667731872. The cubic root of 85303 is about 44.0204794472.

Subtracting from 85303 its reverse (30358), we obtain a palindrome (54945).

It can be divided in two parts, 8 and 5303, that multiplied together give a palindrome (42424).

The spelling of 85303 in words is "eighty-five thousand, three hundred three".