12684323 has 2 divisors, whose sum is σ = 12684324. Its totient is φ = 12684322.

The previous prime is 12684307. The next prime is 12684359. The reversal of 12684323 is 32348621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12684323 - 2⁴ = 12684307 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12684923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6342161 + 6342162.

It is an arithmetic number, because the mean of its divisors is an integer number (6342162).

Almost surely, 2^12684323 is an apocalyptic number.

12684323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12684323 is an equidigital number, since it uses as much as digits as its factorization.

12684323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 29.

The square root of 12684323 is about 3561.5057208995. The cubic root of 12684323 is about 233.2146155715.

The spelling of 12684323 in words is "twelve million, six hundred eighty-four thousand, three hundred twenty-three".