985296329 has 2 divisors, whose sum is σ = 985296330. Its totient is φ = 985296328.

The previous prime is 985296313. The next prime is 985296383. The reversal of 985296329 is 923692589.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 746655625 + 238640704 = 27325^2 + 15448^2 .

It is a cyclic number.

It is not a de Polignac number, because 985296329 - 2⁴ = 985296313 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (985293329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492648164 + 492648165.

It is an arithmetic number, because the mean of its divisors is an integer number (492648165).

Almost surely, 2^985296329 is an apocalyptic number.

It is an amenable number.

985296329 is a deficient number, since it is larger than the sum of its proper divisors (1).

985296329 is an equidigital number, since it uses as much as digits as its factorization.

985296329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 53.

The square root of 985296329 is about 31389.4302114581. The cubic root of 985296329 is about 995.0745561668.

The spelling of 985296329 in words is "nine hundred eighty-five million, two hundred ninety-six thousand, three hundred twenty-nine".