12066055 has 4 divisors (see below), whose sum is σ = 14479272. Its totient is φ = 9652840.

The previous prime is 12066049. The next prime is 12066071. The reversal of 12066055 is 55066021.

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

It is not a de Polignac number, because 12066055 - 2⁵ = 12066023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1206601 + ... + 1206610.

It is an arithmetic number, because the mean of its divisors is an integer number (3619818).

Almost surely, 2^12066055 is an apocalyptic number.

12066055 is a deficient number, since it is larger than the sum of its proper divisors (2413217).

12066055 is an equidigital number, since it uses as much as digits as its factorization.

12066055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2413216.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 12066055 is about 3473.6227486588. The cubic root of 12066055 is about 229.3621584032.

The spelling of 12066055 in words is "twelve million, sixty-six thousand, fifty-five".