12414321 has 6 divisors (see below), whose sum is σ = 17931810. Its totient is φ = 8276208.

The previous prime is 12414287. The next prime is 12414329. The reversal of 12414321 is 12341421.

It can be written as a sum of positive squares in only one way, i.e., 8785296 + 3629025 = 2964^2 + 1905^2 .

It is not a de Polignac number, because 12414321 - 2¹¹ = 12412273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12414294 and 12414303.

It is not an unprimeable number, because it can be changed into a prime (12414329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 689676 + ... + 689693.

It is an arithmetic number, because the mean of its divisors is an integer number (2988635).

Almost surely, 2^12414321 is an apocalyptic number.

It is an amenable number.

12414321 is a deficient number, since it is larger than the sum of its proper divisors (5517489).

12414321 is a wasteful number, since it uses less digits than its factorization.

12414321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379375 (or 1379372 counting only the distinct ones).

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

The square root of 12414321 is about 3523.3962309113. The cubic root of 12414321 is about 231.5479766280.

Adding to 12414321 its reverse (12341421), we get a palindrome (24755742).

Subtracting from 12414321 its reverse (12341421), we obtain a square (72900 = 270²).

The spelling of 12414321 in words is "twelve million, four hundred fourteen thousand, three hundred twenty-one".