851018711 has 2 divisors, whose sum is σ = 851018712. Its totient is φ = 851018710.

The previous prime is 851018677. The next prime is 851018713. The reversal of 851018711 is 117810158.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 851018711 - 2⁶ = 851018647 is a prime.

Together with 851018713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (851018713) 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, 425509355 + 425509356.

It is an arithmetic number, because the mean of its divisors is an integer number (425509356).

Almost surely, 2^851018711 is an apocalyptic number.

851018711 is a deficient number, since it is larger than the sum of its proper divisors (1).

851018711 is an equidigital number, since it uses as much as digits as its factorization.

851018711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 32.

The square root of 851018711 is about 29172.2249922765. The cubic root of 851018711 is about 947.6465145665.

Adding to 851018711 its reverse (117810158), we get a palindrome (968828869).

The spelling of 851018711 in words is "eight hundred fifty-one million, eighteen thousand, seven hundred eleven".