12321473 has 8 divisors (see below), whose sum is σ = 12638592. Its totient is φ = 12006736.

The previous prime is 12321461. The next prime is 12321479. The reversal of 12321473 is 37412321.

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

It is a cyclic number.

It is not a de Polignac number, because 12321473 - 2⁶ = 12321409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12321479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14486 + ... + 15312.

It is an arithmetic number, because the mean of its divisors is an integer number (1579824).

Almost surely, 2^12321473 is an apocalyptic number.

It is an amenable number.

12321473 is a deficient number, since it is larger than the sum of its proper divisors (317119).

12321473 is an equidigital number, since it uses as much as digits as its factorization.

12321473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191.

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

The square root of 12321473 is about 3510.1955785967. The cubic root of 12321473 is about 230.9692743501.

Adding to 12321473 its reverse (37412321), we get a palindrome (49733794).

The spelling of 12321473 in words is "twelve million, three hundred twenty-one thousand, four hundred seventy-three".