12066289 has 2 divisors, whose sum is σ = 12066290. Its totient is φ = 12066288.

The previous prime is 12066269. The next prime is 12066293. The reversal of 12066289 is 98266021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7656289 + 4410000 = 2767^2 + 2100^2 .

It is a cyclic number.

It is not a de Polignac number, because 12066289 - 2¹³ = 12058097 is a prime.

It is not a weakly prime, because it can be changed into another prime (12066269) 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, 6033144 + 6033145.

It is an arithmetic number, because the mean of its divisors is an integer number (6033145).

Almost surely, 2^12066289 is an apocalyptic number.

It is an amenable number.

12066289 is a deficient number, since it is larger than the sum of its proper divisors (1).

12066289 is an equidigital number, since it uses as much as digits as its factorization.

12066289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 12066289 is about 3473.6564309097. The cubic root of 12066289 is about 229.3636410860.

The spelling of 12066289 in words is "twelve million, sixty-six thousand, two hundred eighty-nine".