12066899 has 4 divisors (see below), whose sum is σ = 12995136. Its totient is φ = 11138664.

The previous prime is 12066893. The next prime is 12066907. The reversal of 12066899 is 99866021.

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 12066899 - 2⁴ = 12066883 is a prime.

It is a super-2 number, since 2×12066899² = 291220102952402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12066893) 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, 464099 + ... + 464124.

It is an arithmetic number, because the mean of its divisors is an integer number (3248784).

Almost surely, 2^12066899 is an apocalyptic number.

12066899 is a deficient number, since it is larger than the sum of its proper divisors (928237).

12066899 is an equidigital number, since it uses as much as digits as its factorization.

12066899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928236.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 12066899 is about 3473.7442335325. The cubic root of 12066899 is about 229.3675061093.

The spelling of 12066899 in words is "twelve million, sixty-six thousand, eight hundred ninety-nine".