12318036 has 24 divisors (see below), whose sum is σ = 29670144. Its totient is φ = 3973440.

The previous prime is 12317993. The next prime is 12318043. The reversal of 12318036 is 63081321.

It is a junction number, because it is equal to n+sod(n) for n = 12317997 and 12318015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16185 + ... + 16928.

It is an arithmetic number, because the mean of its divisors is an integer number (1236256).

Almost surely, 2^12318036 is an apocalyptic number.

It is an amenable number.

12318036 is an abundant number, since it is smaller than the sum of its proper divisors (17352108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12318036 is a wasteful number, since it uses less digits than its factorization.

12318036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33151 (or 33149 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 12318036 is about 3509.7059705907. The cubic root of 12318036 is about 230.9477965279.

Adding to 12318036 its reverse (63081321), we get a palindrome (75399357).

The spelling of 12318036 in words is "twelve million, three hundred eighteen thousand, thirty-six".