850688411 has 2 divisors, whose sum is σ = 850688412. Its totient is φ = 850688410.

The previous prime is 850688341. The next prime is 850688471. The reversal of 850688411 is 114886058.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 850688411 - 2²⁶ = 783579547 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (850688471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425344205 + 425344206.

It is an arithmetic number, because the mean of its divisors is an integer number (425344206).

Almost surely, 2^850688411 is an apocalyptic number.

850688411 is a deficient number, since it is larger than the sum of its proper divisors (1).

850688411 is an equidigital number, since it uses as much as digits as its factorization.

850688411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61440, while the sum is 41.

The square root of 850688411 is about 29166.5632360071. The cubic root of 850688411 is about 947.5238975415.

The spelling of 850688411 in words is "eight hundred fifty million, six hundred eighty-eight thousand, four hundred eleven".