12163318 has 16 divisors (see below), whose sum is σ = 18869760. Its totient is φ = 5876776.

The previous prime is 12163301. The next prime is 12163331. The reversal of 12163318 is 81336121.

It is a junction number, because it is equal to n+sod(n) for n = 12163292 and 12163301.

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, 7023 + ... + 8581.

It is an arithmetic number, because the mean of its divisors is an integer number (1179360).

Almost surely, 2^12163318 is an apocalyptic number.

12163318 is a deficient number, since it is larger than the sum of its proper divisors (6706442).

12163318 is a wasteful number, since it uses less digits than its factorization.

12163318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691.

The product of its digits is 864, while the sum is 25.

The square root of 12163318 is about 3487.5948732615. The cubic root of 12163318 is about 229.9767966510.

Adding to 12163318 its reverse (81336121), we get a palindrome (93499439).

The spelling of 12163318 in words is "twelve million, one hundred sixty-three thousand, three hundred eighteen".