834005791 has 2 divisors, whose sum is σ = 834005792. Its totient is φ = 834005790.

The previous prime is 834005759. The next prime is 834005807. The reversal of 834005791 is 197500438.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 834005791 - 2⁵ = 834005759 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 834005791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (834005591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417002895 + 417002896.

It is an arithmetic number, because the mean of its divisors is an integer number (417002896).

Almost surely, 2^834005791 is an apocalyptic number.

834005791 is a deficient number, since it is larger than the sum of its proper divisors (1).

834005791 is an equidigital number, since it uses as much as digits as its factorization.

834005791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 834005791 is about 28879.1584191784. The cubic root of 834005791 is about 941.2890835827.

The spelling of 834005791 in words is "eight hundred thirty-four million, five thousand, seven hundred ninety-one".