12163328 has 18 divisors (see below), whose sum is σ = 24279654. Its totient is φ = 6081536.

The previous prime is 12163301. The next prime is 12163331. The reversal of 12163328 is 82336121.

It can be written as a sum of positive squares in only one way, i.e., 8952064 + 3211264 = 2992^2 + 1792^2 .

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 12163297 and 12163306.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23501 + ... + 24012.

Almost surely, 2^12163328 is an apocalyptic number.

It is an amenable number.

12163328 is a deficient number, since it is larger than the sum of its proper divisors (12116326).

12163328 is an frugal number, since it uses more digits than its factorization.

12163328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47529 (or 47515 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 12163328 is about 3487.5963069140. The cubic root of 12163328 is about 229.9768596757.

Adding to 12163328 its reverse (82336121), we get a palindrome (94499449).

The spelling of 12163328 in words is "twelve million, one hundred sixty-three thousand, three hundred twenty-eight".