850705711 has 2 divisors, whose sum is σ = 850705712. Its totient is φ = 850705710.

The previous prime is 850705693. The next prime is 850705717. The reversal of 850705711 is 117507058.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 850705711 - 2²¹ = 848608559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (850705717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425352855 + 425352856.

It is an arithmetic number, because the mean of its divisors is an integer number (425352856).

Almost surely, 2^850705711 is an apocalyptic number.

850705711 is a deficient number, since it is larger than the sum of its proper divisors (1).

850705711 is an equidigital number, since it uses as much as digits as its factorization.

850705711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9800, while the sum is 34.

The square root of 850705711 is about 29166.8598069796. The cubic root of 850705711 is about 947.5303205953.

The spelling of 850705711 in words is "eight hundred fifty million, seven hundred five thousand, seven hundred eleven".