12766107 has 4 divisors (see below), whose sum is σ = 17021480. Its totient is φ = 8510736.

The previous prime is 12766087. The next prime is 12766109. The reversal of 12766107 is 70166721.

It is a happy number.

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

It is not a de Polignac number, because 12766107 - 2¹⁰ = 12765083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12766109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2127682 + ... + 2127687.

It is an arithmetic number, because the mean of its divisors is an integer number (4255370).

Almost surely, 2^12766107 is an apocalyptic number.

12766107 is a deficient number, since it is larger than the sum of its proper divisors (4255373).

12766107 is an equidigital number, since it uses as much as digits as its factorization.

12766107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4255372.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 12766107 is about 3572.9689335341. The cubic root of 12766107 is about 233.7147704444.

The spelling of 12766107 in words is "twelve million, seven hundred sixty-six thousand, one hundred seven".