871424317 has 2 divisors, whose sum is σ = 871424318. Its totient is φ = 871424316.

The previous prime is 871424297. The next prime is 871424329. The reversal of 871424317 is 713424178.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 580858201 + 290566116 = 24101^2 + 17046^2 .

It is a cyclic number.

It is not a de Polignac number, because 871424317 - 2¹¹ = 871422269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (871424347) 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, 435712158 + 435712159.

It is an arithmetic number, because the mean of its divisors is an integer number (435712159).

Almost surely, 2^871424317 is an apocalyptic number.

It is an amenable number.

871424317 is a deficient number, since it is larger than the sum of its proper divisors (1).

871424317 is an equidigital number, since it uses as much as digits as its factorization.

871424317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37632, while the sum is 37.

The square root of 871424317 is about 29519.8969679774. The cubic root of 871424317 is about 955.1609487238.

The spelling of 871424317 in words is "eight hundred seventy-one million, four hundred twenty-four thousand, three hundred seventeen".