985052897 has 2 divisors, whose sum is σ = 985052898. Its totient is φ = 985052896.

The previous prime is 985052833. The next prime is 985052909. The reversal of 985052897 is 798250589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 978375841 + 6677056 = 31279^2 + 2584^2 .

It is a cyclic number.

It is not a de Polignac number, because 985052897 - 2⁶ = 985052833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (985052197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492526448 + 492526449.

It is an arithmetic number, because the mean of its divisors is an integer number (492526449).

Almost surely, 2^985052897 is an apocalyptic number.

It is an amenable number.

985052897 is a deficient number, since it is larger than the sum of its proper divisors (1).

985052897 is an equidigital number, since it uses as much as digits as its factorization.

985052897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 53.

The square root of 985052897 is about 31385.5523609192. The cubic root of 985052897 is about 994.9926001318.

The spelling of 985052897 in words is "nine hundred eighty-five million, fifty-two thousand, eight hundred ninety-seven".