12000099 has 8 divisors (see below), whose sum is σ = 16432720. Its totient is φ = 7783776.

The previous prime is 12000097. The next prime is 12000127. The reversal of 12000099 is 99000021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12000099 - 2¹ = 12000097 is a prime.

It is a Duffinian number.

12000099 is a modest number, since divided by 99 gives 12 as remainder.

It is not an unprimeable number, because it can be changed into a prime (12000091) 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, 53944 + ... + 54165.

It is an arithmetic number, because the mean of its divisors is an integer number (2054090).

Almost surely, 2^12000099 is an apocalyptic number.

12000099 is a deficient number, since it is larger than the sum of its proper divisors (4432621).

12000099 is a wasteful number, since it uses less digits than its factorization.

12000099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108149.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 12000099 is about 3464.1159045274. The cubic root of 12000099 is about 228.9434781018.

The spelling of 12000099 in words is "twelve million, ninety-nine", and thus it is an aban number and an uban number.