659163 has 4 divisors (see below), whose sum is σ = 878888. Its totient is φ = 439440.

The previous prime is 659159. The next prime is 659171. The reversal of 659163 is 361956.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 659163 - 2² = 659159 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 659163.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 659163.

It is not an unprimeable number, because it can be changed into a prime (659173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109858 + ... + 109863.

It is an arithmetic number, because the mean of its divisors is an integer number (219722).

2⁶⁵⁹¹⁶³ is an apocalyptic number.

659163 is a deficient number, since it is larger than the sum of its proper divisors (219725).

659163 is a wasteful number, since it uses less digits than its factorization.

659163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219724.

The product of its digits is 4860, while the sum is 30.

The square root of 659163 is about 811.8885391481. Note that the first 3 decimals coincide. The cubic root of 659163 is about 87.0290562215.

It can be divided in two parts, 65 and 9163, that multiplied together give a palindrome (595595).

The spelling of 659163 in words is "six hundred fifty-nine thousand, one hundred sixty-three".