12104451 has 8 divisors (see below), whose sum is σ = 17932560. Its totient is φ = 8069616.

The previous prime is 12104441. The next prime is 12104453. The reversal of 12104451 is 15440121.

12104451 is a `hidden beast` number, since 1 + 210 + 4 + 451 = 666.

It is not a de Polignac number, because 12104451 - 2⁵ = 12104419 is a prime.

It is a super-2 number, since 2×12104451² = 293035468022802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12104453) 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 7 ways as a sum of consecutive naturals, for example, 224130 + ... + 224183.

It is an arithmetic number, because the mean of its divisors is an integer number (2241570).

Almost surely, 2^12104451 is an apocalyptic number.

12104451 is a deficient number, since it is larger than the sum of its proper divisors (5828109).

12104451 is an equidigital number, since it uses as much as digits as its factorization.

12104451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448322 (or 448316 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 12104451 is about 3479.1451536261. The cubic root of 12104451 is about 229.6051890821.

Adding to 12104451 its reverse (15440121), we get a palindrome (27544572).

The spelling of 12104451 in words is "twelve million, one hundred four thousand, four hundred fifty-one".