860470729 has 2 divisors, whose sum is σ = 860470730. Its totient is φ = 860470728.

The previous prime is 860470703. The next prime is 860470747. The reversal of 860470729 is 927074068.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 763251129 + 97219600 = 27627^2 + 9860^2 .

It is a cyclic number.

It is not a de Polignac number, because 860470729 - 2⁹ = 860470217 is a prime.

It is not a weakly prime, because it can be changed into another prime (860470789) 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, 430235364 + 430235365.

It is an arithmetic number, because the mean of its divisors is an integer number (430235365).

Almost surely, 2^860470729 is an apocalyptic number.

It is an amenable number.

860470729 is a deficient number, since it is larger than the sum of its proper divisors (1).

860470729 is an equidigital number, since it uses as much as digits as its factorization.

860470729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 860470729 is about 29333.7813621088. The cubic root of 860470729 is about 951.1420168176.

The spelling of 860470729 in words is "eight hundred sixty million, four hundred seventy thousand, seven hundred twenty-nine".