841340543 has 2 divisors, whose sum is σ = 841340544. Its totient is φ = 841340542.

The previous prime is 841340519. The next prime is 841340551. The reversal of 841340543 is 345043148.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 841340543 - 2⁸ = 841340287 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 (841340503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420670271 + 420670272.

It is an arithmetic number, because the mean of its divisors is an integer number (420670272).

Almost surely, 2^841340543 is an apocalyptic number.

841340543 is a deficient number, since it is larger than the sum of its proper divisors (1).

841340543 is an equidigital number, since it uses as much as digits as its factorization.

841340543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 841340543 is about 29005.8708367806. The cubic root of 841340543 is about 944.0404556151.

The spelling of 841340543 in words is "eight hundred forty-one million, three hundred forty thousand, five hundred forty-three".