1075771 has 2 divisors, whose sum is σ = 1075772. Its totient is φ = 1075770.

The previous prime is 1075769. The next prime is 1075787. The reversal of 1075771 is 1775701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1075771 - 2¹ = 1075769 is a prime.

Together with 1075769, it forms a pair of twin primes.

It is a Chen prime.

1075771 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1075171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537885 + 537886.

It is an arithmetic number, because the mean of its divisors is an integer number (537886).

2^1075771 is an apocalyptic number.

1075771 is a deficient number, since it is larger than the sum of its proper divisors (1).

1075771 is an equidigital number, since it uses as much as digits as its factorization.

1075771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1715, while the sum is 28.

The square root of 1075771 is about 1037.1938102399. The cubic root of 1075771 is about 102.4644651757.

The spelling of 1075771 in words is "one million, seventy-five thousand, seven hundred seventy-one".