12304563 has 8 divisors (see below), whose sum is σ = 17119488. Its totient is φ = 7846344.

The previous prime is 12304559. The next prime is 12304573. The reversal of 12304563 is 36540321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12304563 - 2² = 12304559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12304573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89095 + ... + 89232.

It is an arithmetic number, because the mean of its divisors is an integer number (2139936).

Almost surely, 2^12304563 is an apocalyptic number.

12304563 is a deficient number, since it is larger than the sum of its proper divisors (4814925).

12304563 is a wasteful number, since it uses less digits than its factorization.

12304563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178353.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 12304563 is about 3507.7860539092. The cubic root of 12304563 is about 230.8635651675.

Adding to 12304563 its reverse (36540321), we get a palindrome (48844884).

The spelling of 12304563 in words is "twelve million, three hundred four thousand, five hundred sixty-three".