1716428873 has 2 divisors, whose sum is σ = 1716428874. Its totient is φ = 1716428872.

The previous prime is 1716428759. The next prime is 1716428881. The reversal of 1716428873 is 3788246171.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 925863184 + 790565689 = 30428^2 + 28117^2 .

It is an emirp because it is prime and its reverse (3788246171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1716428873 - 2⁸ = 1716428617 is a prime.

It is a super-2 number, since 2×1716428873² = 5892256152136100258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1716428473) 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, 858214436 + 858214437.

It is an arithmetic number, because the mean of its divisors is an integer number (858214437).

Almost surely, 2^1716428873 is an apocalyptic number.

It is an amenable number.

1716428873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1716428873 is an equidigital number, since it uses as much as digits as its factorization.

1716428873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 47.

The square root of 1716428873 is about 41429.8065769079. The cubic root of 1716428873 is about 1197.3154973960.

The spelling of 1716428873 in words is "one billion, seven hundred sixteen million, four hundred twenty-eight thousand, eight hundred seventy-three".