12716849 has 2 divisors, whose sum is σ = 12716850. Its totient is φ = 12716848.

The previous prime is 12716831. The next prime is 12716887. The reversal of 12716849 is 94861721.

12716849 is nontrivially palindromic in base 13.

It is an a-pointer prime, because the next prime (12716887) can be obtained adding 12716849 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6466849 + 6250000 = 2543^2 + 2500^2 .

It is an emirp because it is prime and its reverse (94861721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12716849 - 2⁸ = 12716593 is a prime.

It is not a weakly prime, because it can be changed into another prime (12713849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6358424 + 6358425.

It is an arithmetic number, because the mean of its divisors is an integer number (6358425).

Almost surely, 2^12716849 is an apocalyptic number.

It is an amenable number.

12716849 is a deficient number, since it is larger than the sum of its proper divisors (1).

12716849 is an equidigital number, since it uses as much as digits as its factorization.

12716849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 38.

The square root of 12716849 is about 3566.0691244001. The cubic root of 12716849 is about 233.4137869955.

The spelling of 12716849 in words is "twelve million, seven hundred sixteen thousand, eight hundred forty-nine".