9250391317 has 2 divisors, whose sum is σ = 9250391318. Its totient is φ = 9250391316.

The previous prime is 9250391303. The next prime is 9250391327. The reversal of 9250391317 is 7131930529.

9250391317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8916269476 + 334121841 = 94426^2 + 18279^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9250391317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9250391317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9250391327) 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 as a sum of consecutive naturals, namely, 4625195658 + 4625195659.

It is an arithmetic number, because the mean of its divisors is an integer number (4625195659).

Almost surely, 2^9250391317 is an apocalyptic number.

It is an amenable number.

9250391317 is a deficient number, since it is larger than the sum of its proper divisors (1).

9250391317 is an equidigital number, since it uses as much as digits as its factorization.

9250391317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 9250391317 is about 96178.9546470536. The cubic root of 9250391317 is about 2099.1978279359.

The spelling of 9250391317 in words is "nine billion, two hundred fifty million, three hundred ninety-one thousand, three hundred seventeen".