82318163 has 4 divisors (see below), whose sum is σ = 82910520. Its totient is φ = 81725808.

The previous prime is 82318151. The next prime is 82318189. The reversal of 82318163 is 36181328.

It is a happy number.

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 82318163 - 2¹⁶ = 82252627 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (82318123) 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, 295970 + ... + 296247.

It is an arithmetic number, because the mean of its divisors is an integer number (20727630).

Almost surely, 2^82318163 is an apocalyptic number.

82318163 is a deficient number, since it is larger than the sum of its proper divisors (592357).

82318163 is a wasteful number, since it uses less digits than its factorization.

82318163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592356.

The product of its digits is 6912, while the sum is 32.

The square root of 82318163 is about 9072.9357431870. The cubic root of 82318163 is about 435.0093149897.

The spelling of 82318163 in words is "eighty-two million, three hundred eighteen thousand, one hundred sixty-three".