40771 has 2 divisors, whose sum is σ = 40772. Its totient is φ = 40770.

The previous prime is 40763. The next prime is 40787. The reversal of 40771 is 17704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40771 - 2³ = 40763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20385 + 20386.

It is an arithmetic number, because the mean of its divisors is an integer number (20386).

2⁴⁰⁷⁷¹ is an apocalyptic number.

40771 is a deficient number, since it is larger than the sum of its proper divisors (1).

40771 is an equidigital number, since it uses as much as digits as its factorization.

40771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 40771 is about 201.9183003098. The cubic root of 40771 is about 34.4178539914.

The spelling of 40771 in words is "forty thousand, seven hundred seventy-one", and thus it is an iban number.