985116073 has 2 divisors, whose sum is σ = 985116074. Its totient is φ = 985116072.

The previous prime is 985116071. The next prime is 985116089. The reversal of 985116073 is 370611589.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 747092889 + 238023184 = 27333^2 + 15428^2 .

It is an emirp because it is prime and its reverse (370611589) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 985116073 - 2¹ = 985116071 is a prime.

Together with 985116071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (985116071) 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, 492558036 + 492558037.

It is an arithmetic number, because the mean of its divisors is an integer number (492558037).

Almost surely, 2^985116073 is an apocalyptic number.

It is an amenable number.

985116073 is a deficient number, since it is larger than the sum of its proper divisors (1).

985116073 is an equidigital number, since it uses as much as digits as its factorization.

985116073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 985116073 is about 31386.5587951276. The cubic root of 985116073 is about 995.0138708368.

The spelling of 985116073 in words is "nine hundred eighty-five million, one hundred sixteen thousand, seventy-three".