12104613 has 16 divisors (see below), whose sum is σ = 18057600. Its totient is φ = 8013600.

The previous prime is 12104597. The next prime is 12104639. The reversal of 12104613 is 31640121.

It is a happy number.

It is not a de Polignac number, because 12104613 - 2⁴ = 12104597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104713) 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 15 ways as a sum of consecutive naturals, for example, 2593 + ... + 5561.

It is an arithmetic number, because the mean of its divisors is an integer number (1128600).

Almost surely, 2^12104613 is an apocalyptic number.

It is an amenable number.

12104613 is a deficient number, since it is larger than the sum of its proper divisors (5952987).

12104613 is a wasteful number, since it uses less digits than its factorization.

12104613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129 (or 3123 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 12104613 is about 3479.1684351293. The cubic root of 12104613 is about 229.6062133851.

Adding to 12104613 its reverse (31640121), we get a palindrome (43744734).

The spelling of 12104613 in words is "twelve million, one hundred four thousand, six hundred thirteen".