12416623 has 2 divisors, whose sum is σ = 12416624. Its totient is φ = 12416622.

The previous prime is 12416603. The next prime is 12416629. The reversal of 12416623 is 32661421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12416623 - 2¹⁷ = 12285551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12416629) 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, 6208311 + 6208312.

It is an arithmetic number, because the mean of its divisors is an integer number (6208312).

Almost surely, 2^12416623 is an apocalyptic number.

12416623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12416623 is an equidigital number, since it uses as much as digits as its factorization.

12416623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

The square root of 12416623 is about 3523.7228892182. The cubic root of 12416623 is about 231.5622878013.

The spelling of 12416623 in words is "twelve million, four hundred sixteen thousand, six hundred twenty-three".