12066617 has 12 divisors (see below), whose sum is σ = 13129776. Its totient is φ = 11081280.

The previous prime is 12066611. The next prime is 12066641. The reversal of 12066617 is 71666021.

12066617 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12066617 - 2⁸ = 12066361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12066617.

It is not an unprimeable number, because it can be changed into a prime (12066611) 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 in 11 ways as a sum of consecutive naturals, for example, 11942 + ... + 12912.

It is an arithmetic number, because the mean of its divisors is an integer number (1094148).

Almost surely, 2^12066617 is an apocalyptic number.

12066617 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

12066617 is a deficient number, since it is larger than the sum of its proper divisors (1063159).

12066617 is an equidigital number, since it uses as much as digits as its factorization.

12066617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048 (or 1031 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 12066617 is about 3473.7036430876. The cubic root of 12066617 is about 229.3657193443.

The spelling of 12066617 in words is "twelve million, sixty-six thousand, six hundred seventeen".