864110729 has 2 divisors, whose sum is σ = 864110730. Its totient is φ = 864110728.

The previous prime is 864110719. The next prime is 864110773. The reversal of 864110729 is 927011468.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 861305104 + 2805625 = 29348^2 + 1675^2 .

It is a cyclic number.

It is not a de Polignac number, because 864110729 - 2⁸ = 864110473 is a prime.

It is a super-2 number, since 2×864110729² = 1493374703945822882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 864110692 and 864110701.

It is not a weakly prime, because it can be changed into another prime (864110719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432055364 + 432055365.

It is an arithmetic number, because the mean of its divisors is an integer number (432055365).

Almost surely, 2^864110729 is an apocalyptic number.

It is an amenable number.

864110729 is a deficient number, since it is larger than the sum of its proper divisors (1).

864110729 is an equidigital number, since it uses as much as digits as its factorization.

864110729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 864110729 is about 29395.7603915939. The cubic root of 864110729 is about 952.4813172510.

The spelling of 864110729 in words is "eight hundred sixty-four million, one hundred ten thousand, seven hundred twenty-nine".