12242623 has 2 divisors, whose sum is σ = 12242624. Its totient is φ = 12242622.

The previous prime is 12242621. The next prime is 12242651. The reversal of 12242623 is 32624221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12242623 - 2¹ = 12242621 is a prime.

Together with 12242621, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12242594 and 12242603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12242621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6121311 + 6121312.

It is an arithmetic number, because the mean of its divisors is an integer number (6121312).

Almost surely, 2^12242623 is an apocalyptic number.

12242623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12242623 is an equidigital number, since it uses as much as digits as its factorization.

12242623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 22.

The square root of 12242623 is about 3498.9459841501. The cubic root of 12242623 is about 230.4755315852.

Adding to 12242623 its reverse (32624221), we get a palindrome (44866844).

The spelling of 12242623 in words is "twelve million, two hundred forty-two thousand, six hundred twenty-three".