12776067 has 6 divisors (see below), whose sum is σ = 18454332. Its totient is φ = 8517372.

The previous prime is 12776059. The next prime is 12776069. The reversal of 12776067 is 76067721.

It is not a de Polignac number, because 12776067 - 2³ = 12776059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12776069) 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 5 ways as a sum of consecutive naturals, for example, 709773 + ... + 709790.

It is an arithmetic number, because the mean of its divisors is an integer number (3075722).

Almost surely, 2^12776067 is an apocalyptic number.

12776067 is a deficient number, since it is larger than the sum of its proper divisors (5678265).

12776067 is a wasteful number, since it uses less digits than its factorization.

12776067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419569 (or 1419566 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 12776067 is about 3574.3624606355. The cubic root of 12776067 is about 233.7755353537.

The spelling of 12776067 in words is "twelve million, seven hundred seventy-six thousand, sixty-seven".