12141328 has 20 divisors (see below), whose sum is σ = 24160780. Its totient is φ = 5906304.

The previous prime is 12141319. The next prime is 12141329. The reversal of 12141328 is 82314121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6906384 + 5234944 = 2628^2 + 2288^2 .

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 12141299 and 12141308.

It is not an unprimeable number, because it can be changed into a prime (12141329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9663 + ... + 10846.

It is an arithmetic number, because the mean of its divisors is an integer number (1208039).

Almost surely, 2^12141328 is an apocalyptic number.

It is an amenable number.

12141328 is a deficient number, since it is larger than the sum of its proper divisors (12019452).

12141328 is a wasteful number, since it uses less digits than its factorization.

12141328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20554 (or 20548 counting only the distinct ones).

The product of its digits is 384, while the sum is 22.

The square root of 12141328 is about 3484.4408446693. The cubic root of 12141328 is about 229.8381217586.

Adding to 12141328 its reverse (82314121), we get a palindrome (94455449).

The spelling of 12141328 in words is "twelve million, one hundred forty-one thousand, three hundred twenty-eight".