12517104 has 20 divisors (see below), whose sum is σ = 32335976. Its totient is φ = 4172352.

The previous prime is 12517103. The next prime is 12517133. The reversal of 12517104 is 40171521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12517103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130339 + ... + 130434.

Almost surely, 2^12517104 is an apocalyptic number.

It is an amenable number.

12517104 is an abundant number, since it is smaller than the sum of its proper divisors (19818872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12517104 is a wasteful number, since it uses less digits than its factorization.

12517104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260784 (or 260778 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 12517104 is about 3537.9519499281. The cubic root of 12517104 is about 232.1852464176.

Adding to 12517104 its reverse (40171521), we get a palindrome (52688625).

It can be divided in two parts, 12517 and 104, that added together give a palindrome (12621).

The spelling of 12517104 in words is "twelve million, five hundred seventeen thousand, one hundred four".