12676777 has 2 divisors, whose sum is σ = 12676778. Its totient is φ = 12676776.

The previous prime is 12676757. The next prime is 12676789. The reversal of 12676777 is 77767621.

12676777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11909401 + 767376 = 3451^2 + 876^2 .

It is an emirp because it is prime and its reverse (77767621) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12676777 is a prime.

It is not a weakly prime, because it can be changed into another prime (12676717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6338388 + 6338389.

It is an arithmetic number, because the mean of its divisors is an integer number (6338389).

Almost surely, 2^12676777 is an apocalyptic number.

It is an amenable number.

12676777 is a deficient number, since it is larger than the sum of its proper divisors (1).

12676777 is an equidigital number, since it uses as much as digits as its factorization.

12676777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172872, while the sum is 43.

The square root of 12676777 is about 3560.4461799050. The cubic root of 12676777 is about 233.1683593494.

The spelling of 12676777 in words is "twelve million, six hundred seventy-six thousand, seven hundred seventy-seven".