841048081 has 2 divisors, whose sum is σ = 841048082. Its totient is φ = 841048080.

The previous prime is 841048079. The next prime is 841048097. The reversal of 841048081 is 180840148.

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., 644347456 + 196700625 = 25384^2 + 14025^2 .

It is a cyclic number.

It is not a de Polignac number, because 841048081 - 2¹ = 841048079 is a prime.

It is a super-2 number, since 2×841048081² = 1414723749107565122, which contains 22 as substring.

Together with 841048079, it forms a pair of twin primes.

It is equal to p_43146439 and since 841048081 and 43146439 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (841048181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420524040 + 420524041.

It is an arithmetic number, because the mean of its divisors is an integer number (420524041).

Almost surely, 2^841048081 is an apocalyptic number.

It is an amenable number.

841048081 is a deficient number, since it is larger than the sum of its proper divisors (1).

841048081 is an equidigital number, since it uses as much as digits as its factorization.

841048081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8192, while the sum is 34.

The square root of 841048081 is about 29000.8289709105. The cubic root of 841048081 is about 943.9310556185.

The spelling of 841048081 in words is "eight hundred forty-one million, forty-eight thousand, eighty-one".