12316365 has 12 divisors (see below), whose sum is σ = 21348444. Its totient is φ = 6568704.

The previous prime is 12316357. The next prime is 12316391. The reversal of 12316365 is 56361321.

12316365 is a `hidden beast` number, since 1 + 23 + 1 + 636 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1954404 + 10361961 = 1398^2 + 3219^2 .

It is not a de Polignac number, because 12316365 - 2³ = 12316357 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 136804 + ... + 136893.

It is an arithmetic number, because the mean of its divisors is an integer number (1779037).

Almost surely, 2^12316365 is an apocalyptic number.

12316365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12316365 is a deficient number, since it is larger than the sum of its proper divisors (9032079).

12316365 is a wasteful number, since it uses less digits than its factorization.

12316365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273708 (or 273705 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 12316365 is about 3509.4679083873. The cubic root of 12316365 is about 230.9373530010.

Adding to 12316365 its reverse (56361321), we get a palindrome (68677686).

The spelling of 12316365 in words is "twelve million, three hundred sixteen thousand, three hundred sixty-five".