12324401 has 4 divisors (see below), whose sum is σ = 12388452. Its totient is φ = 12260352.

The previous prime is 12324353. The next prime is 12324409. The reversal of 12324401 is 10442321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10442321 = 127 ⋅82223.

It can be written as a sum of positive squares in 2 ways, for example, as 5569600 + 6754801 = 2360^2 + 2599^2 .

It is a cyclic number.

It is not a de Polignac number, because 12324401 - 2¹⁸ = 12062257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12324401.

It is not an unprimeable number, because it can be changed into a prime (12324409) by changing a digit.

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, 31736 + ... + 32121.

It is an arithmetic number, because the mean of its divisors is an integer number (3097113).

Almost surely, 2^12324401 is an apocalyptic number.

It is an amenable number.

12324401 is a deficient number, since it is larger than the sum of its proper divisors (64051).

12324401 is an equidigital number, since it uses as much as digits as its factorization.

12324401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64050.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 12324401 is about 3510.6126245999. The cubic root of 12324401 is about 230.9875682796.

Adding to 12324401 its reverse (10442321), we get a palindrome (22766722).

The spelling of 12324401 in words is "twelve million, three hundred twenty-four thousand, four hundred one".