12764043 has 12 divisors (see below), whose sum is σ = 18785520. Its totient is φ = 8348496.

The previous prime is 12764039. The next prime is 12764051. The reversal of 12764043 is 34046721.

12764043 is a `hidden beast` number, since 12 + 7 + 640 + 4 + 3 = 666.

It is not a de Polignac number, because 12764043 - 2² = 12764039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12763998 and 12764016.

It is not an unprimeable number, because it can be changed into a prime (12764053) 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 11 ways as a sum of consecutive naturals, for example, 12903 + ... + 13856.

It is an arithmetic number, because the mean of its divisors is an integer number (1565460).

Almost surely, 2^12764043 is an apocalyptic number.

12764043 is a deficient number, since it is larger than the sum of its proper divisors (6021477).

12764043 is a wasteful number, since it uses less digits than its factorization.

12764043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26818 (or 26815 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 12764043 is about 3572.6800864337. The cubic root of 12764043 is about 233.7021742451.

The spelling of 12764043 in words is "twelve million, seven hundred sixty-four thousand, forty-three".