12650317 has 2 divisors, whose sum is σ = 12650318. Its totient is φ = 12650316.

The previous prime is 12650273. The next prime is 12650321. The reversal of 12650317 is 71305621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7761796 + 4888521 = 2786^2 + 2211^2 .

It is a cyclic number.

It is not a de Polignac number, because 12650317 - 2¹¹ = 12648269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12650291 and 12650300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12650117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6325158 + 6325159.

It is an arithmetic number, because the mean of its divisors is an integer number (6325159).

Almost surely, 2^12650317 is an apocalyptic number.

It is an amenable number.

12650317 is a deficient number, since it is larger than the sum of its proper divisors (1).

12650317 is an equidigital number, since it uses as much as digits as its factorization.

12650317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 12650317 is about 3556.7284124600. The cubic root of 12650317 is about 233.0060170243.

Adding to 12650317 its reverse (71305621), we get a palindrome (83955938).

The spelling of 12650317 in words is "twelve million, six hundred fifty thousand, three hundred seventeen".