916771 has 2 divisors, whose sum is σ = 916772. Its totient is φ = 916770.

The previous prime is 916733. The next prime is 916781. The reversal of 916771 is 177619.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 916771 - 2⁹ = 916259 is a prime.

It is not a weakly prime, because it can be changed into another prime (916781) 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, 458385 + 458386.

It is an arithmetic number, because the mean of its divisors is an integer number (458386).

2⁹¹⁶⁷⁷¹ is an apocalyptic number.

916771 is a deficient number, since it is larger than the sum of its proper divisors (1).

916771 is an equidigital number, since it uses as much as digits as its factorization.

916771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2646, while the sum is 31.

The square root of 916771 is about 957.4815925124. The cubic root of 916771 is about 97.1449633956.

The spelling of 916771 in words is "nine hundred sixteen thousand, seven hundred seventy-one".