986394163 has 2 divisors, whose sum is σ = 986394164. Its totient is φ = 986394162.

The previous prime is 986394151. The next prime is 986394257. The reversal of 986394163 is 361493689.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-986394163 is a prime.

It is not a weakly prime, because it can be changed into another prime (986394133) 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, 493197081 + 493197082.

It is an arithmetic number, because the mean of its divisors is an integer number (493197082).

Almost surely, 2^986394163 is an apocalyptic number.

986394163 is a deficient number, since it is larger than the sum of its proper divisors (1).

986394163 is an equidigital number, since it uses as much as digits as its factorization.

986394163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 49.

The square root of 986394163 is about 31406.9126626607. The cubic root of 986394163 is about 995.4439953448.

The spelling of 986394163 in words is "nine hundred eighty-six million, three hundred ninety-four thousand, one hundred sixty-three".