12066534 has 12 divisors (see below), whose sum is σ = 26144196. Its totient is φ = 4022172.

The previous prime is 12066517. The next prime is 12066547. The reversal of 12066534 is 43566021.

12066534 is a `hidden beast` number, since 1 + 2 + 0 + 6 + 653 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 12066498 and 12066507.

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 335164 + ... + 335199.

It is an arithmetic number, because the mean of its divisors is an integer number (2178683).

Almost surely, 2^12066534 is an apocalyptic number.

12066534 is an abundant number, since it is smaller than the sum of its proper divisors (14077662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12066534 is a wasteful number, since it uses less digits than its factorization.

12066534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670371 (or 670368 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 12066534 is about 3473.6916961642. The cubic root of 12066534 is about 229.3651934471.

The spelling of 12066534 in words is "twelve million, sixty-six thousand, five hundred thirty-four".