12316617 has 40 divisors (see below), whose sum is σ = 19863360. Its totient is φ = 7581600.

The previous prime is 12316609. The next prime is 12316627. The reversal of 12316617 is 71661321.

12316617 is a `hidden beast` number, since 12 + 31 + 6 + 617 = 666.

It is not a de Polignac number, because 12316617 - 2³ = 12316609 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (12316627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 81492 + ... + 81642.

It is an arithmetic number, because the mean of its divisors is an integer number (496584).

Almost surely, 2^12316617 is an apocalyptic number.

It is an amenable number.

12316617 is a deficient number, since it is larger than the sum of its proper divisors (7546743).

12316617 is a wasteful number, since it uses less digits than its factorization.

12316617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 226 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 12316617 is about 3509.5038110821. The cubic root of 12316617 is about 230.9389280279.

Adding to 12316617 its reverse (71661321), we get a palindrome (83977938).

The spelling of 12316617 in words is "twelve million, three hundred sixteen thousand, six hundred seventeen".