853800011 has 2 divisors, whose sum is σ = 853800012. Its totient is φ = 853800010.

The previous prime is 853799957. The next prime is 853800023. The reversal of 853800011 is 110008358.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-853800011 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (853800611) 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, 426900005 + 426900006.

It is an arithmetic number, because the mean of its divisors is an integer number (426900006).

Almost surely, 2^853800011 is an apocalyptic number.

853800011 is a deficient number, since it is larger than the sum of its proper divisors (1).

853800011 is an equidigital number, since it uses as much as digits as its factorization.

853800011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 853800011 is about 29219.8564507083. The cubic root of 853800011 is about 948.6777582976.

Adding to 853800011 its reverse (110008358), we get a palindrome (963808369).

The spelling of 853800011 in words is "eight hundred fifty-three million, eight hundred thousand, eleven".