170163 has 24 divisors (see below), whose sum is σ = 292448. Its totient is φ = 93312.

The previous prime is 170141. The next prime is 170167. The reversal of 170163 is 361071.

170163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 170163 - 2⁶ = 170099 is a prime.

170163 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2295 + ... + 2367.

2¹⁷⁰¹⁶³ is an apocalyptic number.

170163 is a deficient number, since it is larger than the sum of its proper divisors (122285).

170163 is a wasteful number, since it uses less digits than its factorization.

170163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 170163 is about 412.5081817370. The cubic root of 170163 is about 55.4142820941.

It can be divided in two parts, 1701 and 63, that added together give a square (1764 = 42²).

The spelling of 170163 in words is "one hundred seventy thousand, one hundred sixty-three".