860208029 has 2 divisors, whose sum is σ = 860208030. Its totient is φ = 860208028.

The previous prime is 860208017. The next prime is 860208047. The reversal of 860208029 is 920802068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 435765625 + 424442404 = 20875^2 + 20602^2 .

It is a cyclic number.

It is not a de Polignac number, because 860208029 - 2²⁴ = 843430813 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 860208029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860208059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430104014 + 430104015.

It is an arithmetic number, because the mean of its divisors is an integer number (430104015).

Almost surely, 2^860208029 is an apocalyptic number.

It is an amenable number.

860208029 is a deficient number, since it is larger than the sum of its proper divisors (1).

860208029 is an equidigital number, since it uses as much as digits as its factorization.

860208029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 860208029 is about 29329.3032477759. The cubic root of 860208029 is about 951.0452130444.

It can be divided in two parts, 86020 and 8029, that added together give a palindrome (94049).

The spelling of 860208029 in words is "eight hundred sixty million, two hundred eight thousand, twenty-nine".