12717407 has 2 divisors, whose sum is σ = 12717408. Its totient is φ = 12717406.

The previous prime is 12717361. The next prime is 12717427. The reversal of 12717407 is 70471721.

12717407 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 an emirp because it is prime and its reverse (70471721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12717407 - 2⁸ = 12717151 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12717407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12717427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6358703 + 6358704.

It is an arithmetic number, because the mean of its divisors is an integer number (6358704).

Almost surely, 2^12717407 is an apocalyptic number.

12717407 is a deficient number, since it is larger than the sum of its proper divisors (1).

12717407 is an equidigital number, since it uses as much as digits as its factorization.

12717407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2744, while the sum is 29.

The square root of 12717407 is about 3566.1473609485. The cubic root of 12717407 is about 233.4172009174.

The spelling of 12717407 in words is "twelve million, seven hundred seventeen thousand, four hundred seven".