841559 has 2 divisors, whose sum is σ = 841560. Its totient is φ = 841558.

The previous prime is 841549. The next prime is 841573. The reversal of 841559 is 955148.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-841559 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (841549) 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, 420779 + 420780.

It is an arithmetic number, because the mean of its divisors is an integer number (420780).

2⁸⁴¹⁵⁵⁹ is an apocalyptic number.

841559 is a deficient number, since it is larger than the sum of its proper divisors (1).

841559 is an equidigital number, since it uses as much as digits as its factorization.

841559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 32.

The square root of 841559 is about 917.3652489603. The cubic root of 841559 is about 94.4122156341.

The spelling of 841559 in words is "eight hundred forty-one thousand, five hundred fifty-nine".