85163 has 4 divisors (see below), whose sum is σ = 91728.
Its totient is φ = 78600.
The previous prime is 85159. The next prime is 85193. The reversal of 85163 is 36158.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 85163 - 22 = 85159 is a prime.
It is not an unprimeable number, because it can be changed into a prime (85103) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3263 + ... + 3288.
It is an arithmetic number, because the mean of its divisors is an integer number (22932).
285163 is an apocalyptic number.
85163 is a deficient number, since it is larger than the sum of its proper divisors (6565).
85163 is a wasteful number, since it uses less digits than its factorization.
85163 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6564.
The product of its digits is 720, while the sum is 23.
The square root of 85163 is about 291.8270035483.
The cubic root of 85163 is about 43.9963840004.
The spelling of 85163 in words is "eighty-five thousand, one hundred sixty-three".