12441321 has 12 divisors (see below), whose sum is σ = 18752448. Its totient is φ = 7933464.

The previous prime is 12441313. The next prime is 12441329. The reversal of 12441321 is 12314421.

It is an interprime number because it is at equal distance from previous prime (12441313) and next prime (12441329).

It is not a de Polignac number, because 12441321 - 2³ = 12441313 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12441294 and 12441303.

It is not an unprimeable number, because it can be changed into a prime (12441329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29845 + ... + 30258.

It is an arithmetic number, because the mean of its divisors is an integer number (1562704).

Almost surely, 2^12441321 is an apocalyptic number.

It is an amenable number.

12441321 is a deficient number, since it is larger than the sum of its proper divisors (6311127).

12441321 is a wasteful number, since it uses less digits than its factorization.

12441321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60132 (or 60129 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 12441321 is about 3527.2256803329. The cubic root of 12441321 is about 231.7157202223.

Adding to 12441321 its reverse (12314421), we get a palindrome (24755742).

The spelling of 12441321 in words is "twelve million, four hundred forty-one thousand, three hundred twenty-one".