12766983 has 16 divisors (see below), whose sum is σ = 18144000. Its totient is φ = 7957376.

The previous prime is 12766981. The next prime is 12766987. The reversal of 12766983 is 38966721.

It is a happy number.

12766983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12766983 - 2¹ = 12766981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12766981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7768 + ... + 9266.

It is an arithmetic number, because the mean of its divisors is an integer number (1134000).

Almost surely, 2^12766983 is an apocalyptic number.

12766983 is a deficient number, since it is larger than the sum of its proper divisors (5377017).

12766983 is a wasteful number, since it uses less digits than its factorization.

12766983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686.

The product of its digits is 108864, while the sum is 42.

The square root of 12766983 is about 3573.0915185592. The cubic root of 12766983 is about 233.7201160954.

The spelling of 12766983 in words is "twelve million, seven hundred sixty-six thousand, nine hundred eighty-three".