986999701 has 2 divisors, whose sum is σ = 986999702. Its totient is φ = 986999700.

The previous prime is 986999653. The next prime is 986999711. The reversal of 986999701 is 107999689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 985897201 + 1102500 = 31399^2 + 1050^2 .

It is a cyclic number.

It is not a de Polignac number, because 986999701 - 2¹¹ = 986997653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986999711) 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, 493499850 + 493499851.

It is an arithmetic number, because the mean of its divisors is an integer number (493499851).

Almost surely, 2^986999701 is an apocalyptic number.

It is an amenable number.

986999701 is a deficient number, since it is larger than the sum of its proper divisors (1).

986999701 is an equidigital number, since it uses as much as digits as its factorization.

986999701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2204496, while the sum is 58.

The square root of 986999701 is about 31416.5513861722. The cubic root of 986999701 is about 995.6476515450.

The spelling of 986999701 in words is "nine hundred eighty-six million, nine hundred ninety-nine thousand, seven hundred one".