12202089 has 4 divisors (see below), whose sum is σ = 16269456. Its totient is φ = 8134724.

The previous prime is 12202061. The next prime is 12202097. The reversal of 12202089 is 98020221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12202089 - 2⁷ = 12201961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12202019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2033679 + ... + 2033684.

It is an arithmetic number, because the mean of its divisors is an integer number (4067364).

Almost surely, 2^12202089 is an apocalyptic number.

It is an amenable number.

12202089 is a deficient number, since it is larger than the sum of its proper divisors (4067367).

12202089 is an equidigital number, since it uses as much as digits as its factorization.

12202089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067366.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 12202089 is about 3493.1488659947. The cubic root of 12202089 is about 230.2208904998.

The spelling of 12202089 in words is "twelve million, two hundred two thousand, eighty-nine".