871088683583117 has 2 divisors, whose sum is σ = 871088683583118. Its totient is φ = 871088683583116.

The previous prime is 871088683583101. The next prime is 871088683583149. The reversal of 871088683583117 is 711385386880178.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 711287886540361 + 159800797042756 = 26669981^2 + 12641234^2 .

It is a cyclic number.

It is not a de Polignac number, because 871088683583117 - 2⁴ = 871088683583101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (871088683583317) 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, 435544341791558 + 435544341791559.

It is an arithmetic number, because the mean of its divisors is an integer number (435544341791559).

Almost surely, 2^{871088683583117} is an apocalyptic number.

It is an amenable number.

871088683583117 is a deficient number, since it is larger than the sum of its proper divisors (1).

871088683583117 is an equidigital number, since it uses as much as digits as its factorization.

871088683583117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 433520640, while the sum is 74.

The spelling of 871088683583117 in words is "eight hundred seventy-one trillion, eighty-eight billion, six hundred eighty-three million, five hundred eighty-three thousand, one hundred seventeen".