2041730881 has 2 divisors, whose sum is σ = 2041730882. Its totient is φ = 2041730880.

The previous prime is 2041730839. The next prime is 2041730891. The reversal of 2041730881 is 1880371402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2041684225 + 46656 = 45185^2 + 216^2 .

It is a cyclic number.

It is not a de Polignac number, because 2041730881 - 2¹⁷ = 2041599809 is a prime.

It is a super-2 number, since 2×2041730881² = 8337329980858072322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2041730891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020865440 + 1020865441.

It is an arithmetic number, because the mean of its divisors is an integer number (1020865441).

Almost surely, 2^2041730881 is an apocalyptic number.

It is an amenable number.

2041730881 is a deficient number, since it is larger than the sum of its proper divisors (1).

2041730881 is an equidigital number, since it uses as much as digits as its factorization.

2041730881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 2041730881 is about 45185.5162745763. The cubic root of 2041730881 is about 1268.6237351079.

The spelling of 2041730881 in words is "two billion, forty-one million, seven hundred thirty thousand, eight hundred eighty-one".