12994937 has 2 divisors, whose sum is σ = 12994938. Its totient is φ = 12994936.

The previous prime is 12994913. The next prime is 12994939. The reversal of 12994937 is 73949921.

12994937 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., 9369721 + 3625216 = 3061^2 + 1904^2 .

It is an emirp because it is prime and its reverse (73949921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12994937 - 2⁶ = 12994873 is a prime.

Together with 12994939, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12994939) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6497468 + 6497469.

It is an arithmetic number, because the mean of its divisors is an integer number (6497469).

Almost surely, 2^12994937 is an apocalyptic number.

It is an amenable number.

12994937 is a deficient number, since it is larger than the sum of its proper divisors (1).

12994937 is an equidigital number, since it uses as much as digits as its factorization.

12994937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 44.

The square root of 12994937 is about 3604.8490953159. The cubic root of 12994937 is about 235.1029396609.

It can be divided in two parts, 12994 and 937, that added together give a palindrome (13931).

The spelling of 12994937 in words is "twelve million, nine hundred ninety-four thousand, nine hundred thirty-seven".