1043140771 has 2 divisors, whose sum is σ = 1043140772. Its totient is φ = 1043140770.

The previous prime is 1043140751. The next prime is 1043140799. The reversal of 1043140771 is 1770413401.

It is an a-pointer prime, because the next prime (1043140799) can be obtained adding 1043140771 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1043140771 - 2⁵ = 1043140739 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043140711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521570385 + 521570386.

It is an arithmetic number, because the mean of its divisors is an integer number (521570386).

Almost surely, 2^1043140771 is an apocalyptic number.

1043140771 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043140771 is an equidigital number, since it uses as much as digits as its factorization.

1043140771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 1043140771 is about 32297.6898709490. The cubic root of 1043140771 is about 1014.1782832277.

The spelling of 1043140771 in words is "one billion, forty-three million, one hundred forty thousand, seven hundred seventy-one".