12189714 has 32 divisors (see below), whose sum is σ = 26044416. Its totient is φ = 3790080.

The previous prime is 12189703. The next prime is 12189733. The reversal of 12189714 is 41798121.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12484 + ... + 13424.

It is an arithmetic number, because the mean of its divisors is an integer number (813888).

Almost surely, 2^12189714 is an apocalyptic number.

12189714 is an abundant number, since it is smaller than the sum of its proper divisors (13854702).

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

12189714 is a wasteful number, since it uses less digits than its factorization.

12189714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090.

The product of its digits is 4032, while the sum is 33.

The square root of 12189714 is about 3491.3770922087. The cubic root of 12189714 is about 230.1430364214.

The spelling of 12189714 in words is "twelve million, one hundred eighty-nine thousand, seven hundred fourteen".