12066458 has 4 divisors (see below), whose sum is σ = 18099690. Its totient is φ = 6033228.

The previous prime is 12066449. The next prime is 12066469. The reversal of 12066458 is 85466021.

12066458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 9320809 + 2745649 = 3053^2 + 1657^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3016613 + ... + 3016616.

Almost surely, 2^12066458 is an apocalyptic number.

12066458 is a deficient number, since it is larger than the sum of its proper divisors (6033232).

12066458 is an equidigital number, since it uses as much as digits as its factorization.

12066458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6033231.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 12066458 is about 3473.6807567766. The cubic root of 12066458 is about 229.3647119006.

The spelling of 12066458 in words is "twelve million, sixty-six thousand, four hundred fifty-eight".