12332681 has 2 divisors, whose sum is σ = 12332682. Its totient is φ = 12332680.

The previous prime is 12332647. The next prime is 12332687. The reversal of 12332681 is 18623321.

12332681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12313081 + 19600 = 3509^2 + 140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12332681 is a prime.

It is a super-2 number, since 2×12332681² = 304190041295522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12332681.

It is not a weakly prime, because it can be changed into another prime (12332687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6166340 + 6166341.

It is an arithmetic number, because the mean of its divisors is an integer number (6166341).

Almost surely, 2^12332681 is an apocalyptic number.

It is an amenable number.

12332681 is a deficient number, since it is larger than the sum of its proper divisors (1).

12332681 is an equidigital number, since it uses as much as digits as its factorization.

12332681 is an evil number, because the sum of its binary digits is even.

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

The square root of 12332681 is about 3511.7917079462. The cubic root of 12332681 is about 231.0392854357.

The spelling of 12332681 in words is "twelve million, three hundred thirty-two thousand, six hundred eighty-one".