12006611 has 4 divisors (see below), whose sum is σ = 12331152. Its totient is φ = 11682072.

The previous prime is 12006587. The next prime is 12006619. The reversal of 12006611 is 11660021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12006611 - 2¹⁴ = 11990227 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 12006611.

It is not an unprimeable number, because it can be changed into a prime (12006619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162215 + ... + 162288.

It is an arithmetic number, because the mean of its divisors is an integer number (3082788).

Almost surely, 2^12006611 is an apocalyptic number.

12006611 is a deficient number, since it is larger than the sum of its proper divisors (324541).

12006611 is an equidigital number, since it uses as much as digits as its factorization.

12006611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324540.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 12006611 is about 3465.0556994080. The cubic root of 12006611 is about 228.9848836027.

Adding to 12006611 its reverse (11660021), we get a palindrome (23666632).

The spelling of 12006611 in words is "twelve million, six thousand, six hundred eleven".