12217054 has 8 divisors (see below), whose sum is σ = 18368280. Its totient is φ = 6094296.

The previous prime is 12217027. The next prime is 12217097. The reversal of 12217054 is 45071221.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6009 + ... + 7780.

It is an arithmetic number, because the mean of its divisors is an integer number (2296035).

Almost surely, 2^12217054 is an apocalyptic number.

12217054 is a deficient number, since it is larger than the sum of its proper divisors (6151226).

12217054 is a wasteful number, since it uses less digits than its factorization.

12217054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14234.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 12217054 is about 3495.2902597638. The cubic root of 12217054 is about 230.3149686021.

Adding to 12217054 its reverse (45071221), we get a palindrome (57288275).

The spelling of 12217054 in words is "twelve million, two hundred seventeen thousand, fifty-four".