841091 has 2 divisors, whose sum is σ = 841092. Its totient is φ = 841090.

The previous prime is 841081. The next prime is 841097. The reversal of 841091 is 190148.

841091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 841091 - 2¹⁰ = 840067 is a prime.

It is a Chen prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (841097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420545 + 420546.

It is an arithmetic number, because the mean of its divisors is an integer number (420546).

2⁸⁴¹⁰⁹¹ is an apocalyptic number.

841091 is a deficient number, since it is larger than the sum of its proper divisors (1).

841091 is an equidigital number, since it uses as much as digits as its factorization.

841091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 841091 is about 917.1101351528. The cubic root of 841091 is about 94.3947111731.

The spelling of 841091 in words is "eight hundred forty-one thousand, ninety-one".