850785713 has 2 divisors, whose sum is σ = 850785714. Its totient is φ = 850785712.

The previous prime is 850785697. The next prime is 850785787. The reversal of 850785713 is 317587058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 850713889 + 71824 = 29167^2 + 268^2 .

It is a cyclic number.

It is not a de Polignac number, because 850785713 - 2⁴ = 850785697 is a prime.

It is not a weakly prime, because it can be changed into another prime (850787713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425392856 + 425392857.

It is an arithmetic number, because the mean of its divisors is an integer number (425392857).

Almost surely, 2^850785713 is an apocalyptic number.

It is an amenable number.

850785713 is a deficient number, since it is larger than the sum of its proper divisors (1).

850785713 is an equidigital number, since it uses as much as digits as its factorization.

850785713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 44.

The square root of 850785713 is about 29168.2312285130. The cubic root of 850785713 is about 947.5600221884.

The spelling of 850785713 in words is "eight hundred fifty million, seven hundred eighty-five thousand, seven hundred thirteen".