12766875 has 40 divisors (see below), whose sum is σ = 23242560. Its totient is φ = 6180000.

The previous prime is 12766801. The next prime is 12766883. The reversal of 12766875 is 57866721.

It is not a de Polignac number, because 12766875 - 2¹⁵ = 12734107 is a prime.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 20316 + ... + 20934.

It is an arithmetic number, because the mean of its divisors is an integer number (581064).

Almost surely, 2^12766875 is an apocalyptic number.

12766875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12766875 is a deficient number, since it is larger than the sum of its proper divisors (10475685).

12766875 is an equidigital number, since it uses as much as digits as its factorization.

12766875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653 (or 638 counting only the distinct ones).

The product of its digits is 141120, while the sum is 42.

The square root of 12766875 is about 3573.0764055643. The cubic root of 12766875 is about 233.7194570557.

The spelling of 12766875 in words is "twelve million, seven hundred sixty-six thousand, eight hundred seventy-five".