12762977 has 2 divisors, whose sum is σ = 12762978. Its totient is φ = 12762976.

The previous prime is 12762949. The next prime is 12762989. The reversal of 12762977 is 77926721.

12762977 is digitally balanced in base 3, 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., 12453841 + 309136 = 3529^2 + 556^2 .

It is a cyclic number.

It is not a de Polignac number, because 12762977 - 2⁶ = 12762913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12762947) by changing a digit.

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 as a sum of consecutive naturals, namely, 6381488 + 6381489.

It is an arithmetic number, because the mean of its divisors is an integer number (6381489).

Almost surely, 2^12762977 is an apocalyptic number.

It is an amenable number.

12762977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12762977 is an equidigital number, since it uses as much as digits as its factorization.

12762977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 74088, while the sum is 41.

The square root of 12762977 is about 3572.5308955977. The cubic root of 12762977 is about 233.6956681181.

The spelling of 12762977 in words is "twelve million, seven hundred sixty-two thousand, nine hundred seventy-seven".