495163 has 4 divisors (see below), whose sum is σ = 511168. Its totient is φ = 479160.

The previous prime is 495161. The next prime is 495181. The reversal of 495163 is 361594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 361594 = 2 ⋅180797.

It is a cyclic number.

It is not a de Polignac number, because 495163 - 2¹ = 495161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (495161) 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, 7956 + ... + 8017.

It is an arithmetic number, because the mean of its divisors is an integer number (127792).

2⁴⁹⁵¹⁶³ is an apocalyptic number.

495163 is a deficient number, since it is larger than the sum of its proper divisors (16005).

495163 is a wasteful number, since it uses less digits than its factorization.

495163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16004.

The product of its digits is 3240, while the sum is 28.

The square root of 495163 is about 703.6781934947. The cubic root of 495163 is about 79.1132808435.

The spelling of 495163 in words is "four hundred ninety-five thousand, one hundred sixty-three".