994871 has 2 divisors, whose sum is σ = 994872. Its totient is φ = 994870.

The previous prime is 994867. The next prime is 994879. The reversal of 994871 is 178499.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 994871 - 2² = 994867 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497435 + 497436.

It is an arithmetic number, because the mean of its divisors is an integer number (497436).

2⁹⁹⁴⁸⁷¹ is an apocalyptic number.

994871 is a deficient number, since it is larger than the sum of its proper divisors (1).

994871 is an equidigital number, since it uses as much as digits as its factorization.

994871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 38.

The square root of 994871 is about 997.4322032098. The cubic root of 994871 is about 99.8287402016.

The spelling of 994871 in words is "nine hundred ninety-four thousand, eight hundred seventy-one".