12963623 has 2 divisors, whose sum is σ = 12963624. Its totient is φ = 12963622.

The previous prime is 12963619. The next prime is 12963649. The reversal of 12963623 is 32636921.

It is a weak prime.

It is an emirp because it is prime and its reverse (32636921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12963623 - 2² = 12963619 is a prime.

It is a super-2 number, since 2×12963623² = 336111042572258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12963623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12923623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6481811 + 6481812.

It is an arithmetic number, because the mean of its divisors is an integer number (6481812).

Almost surely, 2^12963623 is an apocalyptic number.

12963623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12963623 is an equidigital number, since it uses as much as digits as its factorization.

12963623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 32.

The square root of 12963623 is about 3600.5031592820. The cubic root of 12963623 is about 234.9139446491.

The spelling of 12963623 in words is "twelve million, nine hundred sixty-three thousand, six hundred twenty-three".