2286881081 has 2 divisors, whose sum is σ = 2286881082. Its totient is φ = 2286881080.

The previous prime is 2286881063. The next prime is 2286881111. The reversal of 2286881081 is 1801886822.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2286369856 + 511225 = 47816^2 + 715^2 .

It is a cyclic number.

It is not a de Polignac number, because 2286881081 - 2¹⁸ = 2286618937 is a prime.

It is a super-2 number, since 2×2286881081² = 10459650157271457122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2286881281) 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, 1143440540 + 1143440541.

It is an arithmetic number, because the mean of its divisors is an integer number (1143440541).

Almost surely, 2^2286881081 is an apocalyptic number.

It is an amenable number.

2286881081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2286881081 is an equidigital number, since it uses as much as digits as its factorization.

2286881081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98304, while the sum is 44.

The square root of 2286881081 is about 47821.3454536779. The cubic root of 2286881081 is about 1317.4916170266.

The spelling of 2286881081 in words is "two billion, two hundred eighty-six million, eight hundred eighty-one thousand, eighty-one".