316523163 has 16 divisors (see below), whose sum is σ = 461177856. Its totient is φ = 191507040.

The previous prime is 316523143. The next prime is 316523167. The reversal of 316523163 is 361325613.

It is a happy number.

It is not a de Polignac number, because 316523163 - 2⁵ = 316523131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 316523163.

It is not an unprimeable number, because it can be changed into a prime (316523167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12406 + ... + 28052.

It is an arithmetic number, because the mean of its divisors is an integer number (28823616).

Almost surely, 2^316523163 is an apocalyptic number.

316523163 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

316523163 is a deficient number, since it is larger than the sum of its proper divisors (144654693).

316523163 is a wasteful number, since it uses less digits than its factorization.

316523163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16274.

The product of its digits is 9720, while the sum is 30.

The square root of 316523163 is about 17791.0978581986. The cubic root of 316523163 is about 681.5041408736.

Adding to 316523163 its reverse (361325613), we get a palindrome (677848776).

The spelling of 316523163 in words is "three hundred sixteen million, five hundred twenty-three thousand, one hundred sixty-three".