12133316 has 24 divisors (see below), whose sum is σ = 22966104. Its totient is φ = 5575680.

The previous prime is 12133309. The next prime is 12133321. The reversal of 12133316 is 61333121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1110916 + 11022400 = 1054^2 + 3320^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18026 + ... + 18686.

It is an arithmetic number, because the mean of its divisors is an integer number (956921).

Almost surely, 2^12133316 is an apocalyptic number.

It is an amenable number.

12133316 is a deficient number, since it is larger than the sum of its proper divisors (10832788).

12133316 is a wasteful number, since it uses less digits than its factorization.

12133316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031 (or 1029 counting only the distinct ones).

The product of its digits is 324, while the sum is 20.

The square root of 12133316 is about 3483.2909726292. The cubic root of 12133316 is about 229.7875543018.

Adding to 12133316 its reverse (61333121), we get a palindrome (73466437).

The spelling of 12133316 in words is "twelve million, one hundred thirty-three thousand, three hundred sixteen".