12509104 has 10 divisors (see below), whose sum is σ = 24236420. Its totient is φ = 6254544.

The previous prime is 12509099. The next prime is 12509117. The reversal of 12509104 is 40190521.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 390894 + ... + 390925.

It is an arithmetic number, because the mean of its divisors is an integer number (2423642).

Almost surely, 2^12509104 is an apocalyptic number.

It is an amenable number.

12509104 is a deficient number, since it is larger than the sum of its proper divisors (11727316).

12509104 is an equidigital number, since it uses as much as digits as its factorization.

12509104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781827 (or 781821 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 12509104 is about 3536.8211716172. The cubic root of 12509104 is about 232.1357707073.

Adding to 12509104 its reverse (40190521), we get a palindrome (52699625).

The spelling of 12509104 in words is "twelve million, five hundred nine thousand, one hundred four".