12937963 has 2 divisors, whose sum is σ = 12937964. Its totient is φ = 12937962.

The previous prime is 12937961. The next prime is 12937979. The reversal of 12937963 is 36973921.

It is a weak prime.

It is an emirp because it is prime and its reverse (36973921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12937963 - 2¹ = 12937961 is a prime.

Together with 12937961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12937961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6468981 + 6468982.

It is an arithmetic number, because the mean of its divisors is an integer number (6468982).

Almost surely, 2^12937963 is an apocalyptic number.

12937963 is a deficient number, since it is larger than the sum of its proper divisors (1).

12937963 is an equidigital number, since it uses as much as digits as its factorization.

12937963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 40.

The square root of 12937963 is about 3596.9380033579. The cubic root of 12937963 is about 234.7588472310.

The spelling of 12937963 in words is "twelve million, nine hundred thirty-seven thousand, nine hundred sixty-three".