12606247 has 2 divisors, whose sum is σ = 12606248. Its totient is φ = 12606246.

The previous prime is 12606241. The next prime is 12606259. The reversal of 12606247 is 74260621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12606247 - 2³ = 12606239 is a prime.

It is a Chen prime.

It is equal to p₈₂₅₁₉₃ and since 12606247 and 825193 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12606241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6303123 + 6303124.

It is an arithmetic number, because the mean of its divisors is an integer number (6303124).

Almost surely, 2^12606247 is an apocalyptic number.

12606247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12606247 is an equidigital number, since it uses as much as digits as its factorization.

12606247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 12606247 is about 3550.5277072570. The cubic root of 12606247 is about 232.7351273030.

Adding to 12606247 its reverse (74260621), we get a palindrome (86866868).

The spelling of 12606247 in words is "twelve million, six hundred six thousand, two hundred forty-seven".