12316115 has 16 divisors (see below), whose sum is σ = 17252352. Its totient is φ = 8264544.

The previous prime is 12316111. The next prime is 12316133. The reversal of 12316115 is 51161321.

It is a cyclic number.

It is not a de Polignac number, because 12316115 - 2² = 12316111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12316111) 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 15 ways as a sum of consecutive naturals, for example, 2099 + ... + 5388.

It is an arithmetic number, because the mean of its divisors is an integer number (1078272).

Almost surely, 2^12316115 is an apocalyptic number.

12316115 is a deficient number, since it is larger than the sum of its proper divisors (4936237).

12316115 is an equidigital number, since it uses as much as digits as its factorization.

12316115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7546.

The product of its digits is 180, while the sum is 20.

The square root of 12316115 is about 3509.4322902715. The cubic root of 12316115 is about 230.9357904532.

Adding to 12316115 its reverse (51161321), we get a palindrome (63477436).

The spelling of 12316115 in words is "twelve million, three hundred sixteen thousand, one hundred fifteen".