12630623 has 2 divisors, whose sum is σ = 12630624. Its totient is φ = 12630622.

The previous prime is 12630619. The next prime is 12630637. The reversal of 12630623 is 32603621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12630623 - 2² = 12630619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12630523) 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, 6315311 + 6315312.

It is an arithmetic number, because the mean of its divisors is an integer number (6315312).

Almost surely, 2^12630623 is an apocalyptic number.

12630623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12630623 is an equidigital number, since it uses as much as digits as its factorization.

12630623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 12630623 is about 3553.9587786017. The cubic root of 12630623 is about 232.8850397172.

The spelling of 12630623 in words is "twelve million, six hundred thirty thousand, six hundred twenty-three".