173117254313 has 2 divisors, whose sum is σ = 173117254314. Its totient is φ = 173117254312.

The previous prime is 173117254273. The next prime is 173117254357. The reversal of 173117254313 is 313452711371.

173117254313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111874863529 + 61242390784 = 334477^2 + 247472^2 .

It is a cyclic number.

It is not a de Polignac number, because 173117254313 - 2¹⁰ = 173117253289 is a prime.

It is not a weakly prime, because it can be changed into another prime (173117254363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86558627156 + 86558627157.

It is an arithmetic number, because the mean of its divisors is an integer number (86558627157).

Almost surely, 2^173117254313 is an apocalyptic number.

It is an amenable number.

173117254313 is a deficient number, since it is larger than the sum of its proper divisors (1).

173117254313 is an equidigital number, since it uses as much as digits as its factorization.

173117254313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 38.

Adding to 173117254313 its reverse (313452711371), we get a palindrome (486569965684).

The spelling of 173117254313 in words is "one hundred seventy-three billion, one hundred seventeen million, two hundred fifty-four thousand, three hundred thirteen".