985059499 has 2 divisors, whose sum is σ = 985059500. Its totient is φ = 985059498.

The previous prime is 985059497. The next prime is 985059539. The reversal of 985059499 is 994950589.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 985059499 - 2¹ = 985059497 is a prime.

Together with 985059497, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (985059497) 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, 492529749 + 492529750.

It is an arithmetic number, because the mean of its divisors is an integer number (492529750).

Almost surely, 2^985059499 is an apocalyptic number.

985059499 is a deficient number, since it is larger than the sum of its proper divisors (1).

985059499 is an equidigital number, since it uses as much as digits as its factorization.

985059499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5248800, while the sum is 58.

The square root of 985059499 is about 31385.6575365245. The cubic root of 985059499 is about 994.9948229994.

The spelling of 985059499 in words is "nine hundred eighty-five million, fifty-nine thousand, four hundred ninety-nine".