2771061841 has 2 divisors, whose sum is σ = 2771061842. Its totient is φ = 2771061840.

The previous prime is 2771061809. The next prime is 2771061851. The reversal of 2771061841 is 1481601772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1971360000 + 799701841 = 44400^2 + 28279^2 .

It is a cyclic number.

It is not a de Polignac number, because 2771061841 - 2⁵ = 2771061809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2771061841.

It is not a weakly prime, because it can be changed into another prime (2771061851) 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, 1385530920 + 1385530921.

It is an arithmetic number, because the mean of its divisors is an integer number (1385530921).

Almost surely, 2^2771061841 is an apocalyptic number.

It is an amenable number.

2771061841 is a deficient number, since it is larger than the sum of its proper divisors (1).

2771061841 is an equidigital number, since it uses as much as digits as its factorization.

2771061841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816, while the sum is 37.

The square root of 2771061841 is about 52640.8761420248. The cubic root of 2771061841 is about 1404.5873065081.

The spelling of 2771061841 in words is "two billion, seven hundred seventy-one million, sixty-one thousand, eight hundred forty-one".