164163 has 4 divisors (see below), whose sum is σ = 218888. Its totient is φ = 109440.
The previous prime is 164149. The next prime is 164173. The reversal of 164163 is 361461.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 164163 - 24 = 164147 is a prime.
It is a D-number.
It is a Duffinian number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 164163.
It is not an unprimeable number, because it can be changed into a prime (164113) 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, 27358 + ... + 27363.
It is an arithmetic number, because the mean of its divisors is an integer number (54722).
2164163 is an apocalyptic number.
164163 is a deficient number, since it is larger than the sum of its proper divisors (54725).
164163 is an equidigital number, since it uses as much as digits as its factorization.
164163 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54724.
The product of its digits is 432, while the sum is 21.
The square root of 164163 is about 405.1703345508. The cubic root of 164163 is about 54.7551651681.
The spelling of 164163 in words is "one hundred sixty-four thousand, one hundred sixty-three".
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