986147 has 2 divisors, whose sum is σ = 986148. Its totient is φ = 986146.

The previous prime is 986143. The next prime is 986149. The reversal of 986147 is 741689.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 986147 - 2² = 986143 is a prime.

Together with 986149, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 986147.

It is not a weakly prime, because it can be changed into another prime (986143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493073 + 493074.

It is an arithmetic number, because the mean of its divisors is an integer number (493074).

2⁹⁸⁶¹⁴⁷ is an apocalyptic number.

986147 is a deficient number, since it is larger than the sum of its proper divisors (1).

986147 is an equidigital number, since it uses as much as digits as its factorization.

986147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 35.

The square root of 986147 is about 993.0493441919. The cubic root of 986147 is about 99.5360844854.

The spelling of 986147 in words is "nine hundred eighty-six thousand, one hundred forty-seven".