12045328 has 10 divisors (see below), whose sum is σ = 23337854. Its totient is φ = 6022656.

The previous prime is 12045317. The next prime is 12045343. The reversal of 12045328 is 82354021.

It can be written as a sum of positive squares in only one way, i.e., 6718464 + 5326864 = 2592^2 + 2308^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 376401 + ... + 376432.

Almost surely, 2^12045328 is an apocalyptic number.

It is an amenable number.

12045328 is a deficient number, since it is larger than the sum of its proper divisors (11292526).

12045328 is an equidigital number, since it uses as much as digits as its factorization.

12045328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752841 (or 752835 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 12045328 is about 3470.6379816973. The cubic root of 12045328 is about 229.2307507978.

Adding to 12045328 its reverse (82354021), we get a palindrome (94399349).

The spelling of 12045328 in words is "twelve million, forty-five thousand, three hundred twenty-eight".