864710111 has 2 divisors, whose sum is σ = 864710112. Its totient is φ = 864710110.

The previous prime is 864710071. The next prime is 864710137. The reversal of 864710111 is 111017468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 864710111 - 2²² = 860515807 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (864710191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432355055 + 432355056.

It is an arithmetic number, because the mean of its divisors is an integer number (432355056).

Almost surely, 2^864710111 is an apocalyptic number.

864710111 is a deficient number, since it is larger than the sum of its proper divisors (1).

864710111 is an equidigital number, since it uses as much as digits as its factorization.

864710111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 29.

The square root of 864710111 is about 29405.9536658820. The cubic root of 864710111 is about 952.7014928176.

Adding to 864710111 its reverse (111017468), we get a palindrome (975727579).

The spelling of 864710111 in words is "eight hundred sixty-four million, seven hundred ten thousand, one hundred eleven".