12945767 has 2 divisors, whose sum is σ = 12945768. Its totient is φ = 12945766.

The previous prime is 12945739. The next prime is 12945769. The reversal of 12945767 is 76754921.

12945767 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 is a cyclic number.

It is not a de Polignac number, because 12945767 - 2⁶ = 12945703 is a prime.

Together with 12945769, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12945769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6472883 + 6472884.

It is an arithmetic number, because the mean of its divisors is an integer number (6472884).

Almost surely, 2^12945767 is an apocalyptic number.

12945767 is a deficient number, since it is larger than the sum of its proper divisors (1).

12945767 is an equidigital number, since it uses as much as digits as its factorization.

12945767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The square root of 12945767 is about 3598.0226514017. The cubic root of 12945767 is about 234.8060388383.

The spelling of 12945767 in words is "twelve million, nine hundred forty-five thousand, seven hundred sixty-seven".