841341691 has 2 divisors, whose sum is σ = 841341692. Its totient is φ = 841341690.

The previous prime is 841341667. The next prime is 841341733. The reversal of 841341691 is 196143148.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 841341691 - 2¹³ = 841333499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 841341691.

It is not a weakly prime, because it can be changed into another prime (841341791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420670845 + 420670846.

It is an arithmetic number, because the mean of its divisors is an integer number (420670846).

Almost surely, 2^841341691 is an apocalyptic number.

841341691 is a deficient number, since it is larger than the sum of its proper divisors (1).

841341691 is an equidigital number, since it uses as much as digits as its factorization.

841341691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 37.

The square root of 841341691 is about 29005.8906258712. The cubic root of 841341691 is about 944.0408849925.

The spelling of 841341691 in words is "eight hundred forty-one million, three hundred forty-one thousand, six hundred ninety-one".