8073185317 has 2 divisors, whose sum is σ = 8073185318. Its totient is φ = 8073185316.

The previous prime is 8073185287. The next prime is 8073185321. The reversal of 8073185317 is 7135813708.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7848365281 + 224820036 = 88591^2 + 14994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8073185317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8073185327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4036592658 + 4036592659.

It is an arithmetic number, because the mean of its divisors is an integer number (4036592659).

Almost surely, 2^8073185317 is an apocalyptic number.

It is an amenable number.

8073185317 is a deficient number, since it is larger than the sum of its proper divisors (1).

8073185317 is an equidigital number, since it uses as much as digits as its factorization.

8073185317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 43.

The square root of 8073185317 is about 89850.9060444022. The cubic root of 8073185317 is about 2006.0802728257.

The spelling of 8073185317 in words is "eight billion, seventy-three million, one hundred eighty-five thousand, three hundred seventeen".