12797623 has 2 divisors, whose sum is σ = 12797624. Its totient is φ = 12797622.

The previous prime is 12797611. The next prime is 12797627. The reversal of 12797623 is 32679721.

It is a strong prime.

It is an emirp because it is prime and its reverse (32679721) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12797623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12797627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6398811 + 6398812.

It is an arithmetic number, because the mean of its divisors is an integer number (6398812).

Almost surely, 2^12797623 is an apocalyptic number.

12797623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12797623 is an equidigital number, since it uses as much as digits as its factorization.

12797623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 37.

The square root of 12797623 is about 3577.3765527269. The cubic root of 12797623 is about 233.9069381811.

The spelling of 12797623 in words is "twelve million, seven hundred ninety-seven thousand, six hundred twenty-three".