12626623 has 2 divisors, whose sum is σ = 12626624. Its totient is φ = 12626622.

The previous prime is 12626617. The next prime is 12626651. The reversal of 12626623 is 32662621.

It is a happy number.

It is an a-pointer prime, because the next prime (12626651) can be obtained adding 12626623 to its sum of digits (28).

It is a weak prime.

It is an emirp because it is prime and its reverse (32662621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12626623 - 2²¹ = 10529471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12626591 and 12626600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12626683) 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, 6313311 + 6313312.

It is an arithmetic number, because the mean of its divisors is an integer number (6313312).

Almost surely, 2^12626623 is an apocalyptic number.

12626623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12626623 is an equidigital number, since it uses as much as digits as its factorization.

12626623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 12626623 is about 3553.3959813114. The cubic root of 12626623 is about 232.8604529513.

The spelling of 12626623 in words is "twelve million, six hundred twenty-six thousand, six hundred twenty-three".