12089995 has 4 divisors (see below), whose sum is σ = 14508000. Its totient is φ = 9671992.

The previous prime is 12089993. The next prime is 12089999. The reversal of 12089995 is 59998021.

12089995 is digitally balanced in base 3, 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 is a cyclic number.

It is not a de Polignac number, because 12089995 - 2¹ = 12089993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12089993) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1208995 + ... + 1209004.

It is an arithmetic number, because the mean of its divisors is an integer number (3627000).

Almost surely, 2^12089995 is an apocalyptic number.

12089995 is a deficient number, since it is larger than the sum of its proper divisors (2418005).

12089995 is an equidigital number, since it uses as much as digits as its factorization.

12089995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418004.

The product of its (nonzero) digits is 58320, while the sum is 43.

The square root of 12089995 is about 3477.0670111460. The cubic root of 12089995 is about 229.5137490319.

The spelling of 12089995 in words is "twelve million, eighty-nine thousand, nine hundred ninety-five".