986610673 has 2 divisors, whose sum is σ = 986610674. Its totient is φ = 986610672.

The previous prime is 986610671. The next prime is 986610679. The reversal of 986610673 is 376016689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 711448929 + 275161744 = 26673^2 + 16588^2 .

It is a cyclic number.

It is not a de Polignac number, because 986610673 - 2¹ = 986610671 is a prime.

Together with 986610671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (986610671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493305336 + 493305337.

It is an arithmetic number, because the mean of its divisors is an integer number (493305337).

Almost surely, 2^986610673 is an apocalyptic number.

It is an amenable number.

986610673 is a deficient number, since it is larger than the sum of its proper divisors (1).

986610673 is an equidigital number, since it uses as much as digits as its factorization.

986610673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 986610673 is about 31410.3593261841. The cubic root of 986610673 is about 995.5168221520.

The spelling of 986610673 in words is "nine hundred eighty-six million, six hundred ten thousand, six hundred seventy-three".