12321374 has 8 divisors (see below), whose sum is σ = 19903800. Its totient is φ = 5686776.

The previous prime is 12321359. The next prime is 12321391. The reversal of 12321374 is 47312321.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 236924 + ... + 236975.

It is an arithmetic number, because the mean of its divisors is an integer number (2487975).

Almost surely, 2^12321374 is an apocalyptic number.

12321374 is a deficient number, since it is larger than the sum of its proper divisors (7582426).

12321374 is a wasteful number, since it uses less digits than its factorization.

12321374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473914.

The product of its digits is 1008, while the sum is 23.

The square root of 12321374 is about 3510.1814767901. The cubic root of 12321374 is about 230.9686557547.

Adding to 12321374 its reverse (47312321), we get a palindrome (59633695).

The spelling of 12321374 in words is "twelve million, three hundred twenty-one thousand, three hundred seventy-four".