12708623 has 2 divisors, whose sum is σ = 12708624. Its totient is φ = 12708622.

The previous prime is 12708617. The next prime is 12708629. The reversal of 12708623 is 32680721.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (12708617) and next prime (12708629).

It is an emirp because it is prime and its reverse (32680721) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12708623 is a prime.

It is a super-2 number, since 2×12708623² = 323018197112258, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12708629) 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, 6354311 + 6354312.

It is an arithmetic number, because the mean of its divisors is an integer number (6354312).

Almost surely, 2^12708623 is an apocalyptic number.

12708623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12708623 is an equidigital number, since it uses as much as digits as its factorization.

12708623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 12708623 is about 3564.9155670226. The cubic root of 12708623 is about 233.3634475872.

It can be divided in two parts, 12708 and 623, that added together give a palindrome (13331).

The spelling of 12708623 in words is "twelve million, seven hundred eight thousand, six hundred twenty-three".