12066057 has 8 divisors (see below), whose sum is σ = 17875680. Its totient is φ = 8044020.

The previous prime is 12066049. The next prime is 12066071. The reversal of 12066057 is 75066021.

It is not a de Polignac number, because 12066057 - 2³ = 12066049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 446891 = 12066057 / (1 + 2 + 0 + 6 + 6 + 0 + 5 + 7).

It is a self number, because there is not a number n which added to its sum of digits gives 12066057.

It is not an unprimeable number, because it can be changed into a prime (12066077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223419 + ... + 223472.

It is an arithmetic number, because the mean of its divisors is an integer number (2234460).

Almost surely, 2^12066057 is an apocalyptic number.

It is an amenable number.

12066057 is a deficient number, since it is larger than the sum of its proper divisors (5809623).

12066057 is an equidigital number, since it uses as much as digits as its factorization.

12066057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446900 (or 446894 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 12066057 is about 3473.6230365427. The cubic root of 12066057 is about 229.3621710758.

The spelling of 12066057 in words is "twelve million, sixty-six thousand, fifty-seven".