108163 has 4 divisors (see below), whose sum is σ = 118008. Its totient is φ = 98320.
The previous prime is 108161. The next prime is 108179. The reversal of 108163 is 361801.
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 108163 - 21 = 108161 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 108163.
It is not an unprimeable number, because it can be changed into a prime (108161) 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, 4906 + ... + 4927.
It is an arithmetic number, because the mean of its divisors is an integer number (29502).
2108163 is an apocalyptic number.
108163 is a deficient number, since it is larger than the sum of its proper divisors (9845).
108163 is an equidigital number, since it uses as much as digits as its factorization.
108163 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9844.
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 108163 is about 328.8814376033. The cubic root of 108163 is about 47.6459775136.
Adding to 108163 its reverse (361801), we get a palindrome (469964).
The spelling of 108163 in words is "one hundred eight thousand, one hundred sixty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •