985057 has 2 divisors, whose sum is σ = 985058. Its totient is φ = 985056.

The previous prime is 985027. The next prime is 985063. The reversal of 985057 is 750589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 904401 + 80656 = 951^2 + 284^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-985057 is a prime.

It is the 993-rd Hogben number.

It is not a weakly prime, because it can be changed into another prime (985007) by changing a digit.

It is a nontrivial repunit in base 992.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492528 + 492529.

It is an arithmetic number, because the mean of its divisors is an integer number (492529).

2⁹⁸⁵⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

985057 is a deficient number, since it is larger than the sum of its proper divisors (1).

985057 is an equidigital number, since it uses as much as digits as its factorization.

985057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 985057 is about 992.5003778337. The cubic root of 985057 is about 99.4993981597.

The spelling of 985057 in words is "nine hundred eighty-five thousand, fifty-seven".