12517103 has 2 divisors, whose sum is σ = 12517104. Its totient is φ = 12517102.

The previous prime is 12517097. The next prime is 12517133. The reversal of 12517103 is 30171521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12517103 - 2⁶ = 12517039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12517133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6258551 + 6258552.

It is an arithmetic number, because the mean of its divisors is an integer number (6258552).

Almost surely, 2^12517103 is an apocalyptic number.

12517103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12517103 is an equidigital number, since it uses as much as digits as its factorization.

12517103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 12517103 is about 3537.9518086034. The cubic root of 12517103 is about 232.1852402345.

Adding to 12517103 its reverse (30171521), we get a palindrome (42688624).

The spelling of 12517103 in words is "twelve million, five hundred seventeen thousand, one hundred three".