1716870859 has 12 divisors (see below), whose sum is σ = 1919766600. Its totient is φ = 1522707200.

The previous prime is 1716870839. The next prime is 1716870887. The reversal of 1716870859 is 9580786171.

It is a de Polignac number, because none of the positive numbers 2^k-1716870859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1716870839) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27934 + ... + 64915.

It is an arithmetic number, because the mean of its divisors is an integer number (159980550).

Almost surely, 2^1716870859 is an apocalyptic number.

1716870859 is a deficient number, since it is larger than the sum of its proper divisors (202895741).

1716870859 is an equidigital number, since it uses as much as digits as its factorization.

1716870859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92942 (or 92901 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 52.

The square root of 1716870859 is about 41435.1403883226. The cubic root of 1716870859 is about 1197.4182594502.

The spelling of 1716870859 in words is "one billion, seven hundred sixteen million, eight hundred seventy thousand, eight hundred fifty-nine".