12766343 has 4 divisors (see below), whose sum is σ = 12863928. Its totient is φ = 12668760.

The previous prime is 12766333. The next prime is 12766367. The reversal of 12766343 is 34366721.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12766343 - 2⁶ = 12766279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12766333) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 48596 + ... + 48857.

It is an arithmetic number, because the mean of its divisors is an integer number (3215982).

Almost surely, 2^12766343 is an apocalyptic number.

12766343 is a deficient number, since it is larger than the sum of its proper divisors (97585).

12766343 is an equidigital number, since it uses as much as digits as its factorization.

12766343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97584.

The product of its digits is 18144, while the sum is 32.

The square root of 12766343 is about 3573.0019591374. The cubic root of 12766343 is about 233.7162106210.

The spelling of 12766343 in words is "twelve million, seven hundred sixty-six thousand, three hundred forty-three".