12600117 has 10 divisors (see below), whose sum is σ = 18822518. Its totient is φ = 8400024.

The previous prime is 12600103. The next prime is 12600121. The reversal of 12600117 is 71100621.

It can be written as a sum of positive squares in only one way, i.e., 12068676 + 531441 = 3474^2 + 729^2 .

It is not a de Polignac number, because 12600117 - 2⁴ = 12600101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12600117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12600187) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 77698 + ... + 77859.

Almost surely, 2^12600117 is an apocalyptic number.

It is an amenable number.

12600117 is a deficient number, since it is larger than the sum of its proper divisors (6222401).

12600117 is an equidigital number, since it uses as much as digits as its factorization.

12600117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155569 (or 155560 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 12600117 is about 3549.6643503295. The cubic root of 12600117 is about 232.6973973944.

Adding to 12600117 its reverse (71100621), we get a palindrome (83700738).

The spelling of 12600117 in words is "twelve million, six hundred thousand, one hundred seventeen".