860689589101 has 2 divisors, whose sum is σ = 860689589102. Its totient is φ = 860689589100.

The previous prime is 860689589099. The next prime is 860689589131. The reversal of 860689589101 is 101985986068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 805335734025 + 55353855076 = 897405^2 + 235274^2 .

It is a cyclic number.

It is not a de Polignac number, because 860689589101 - 2¹ = 860689589099 is a prime.

Together with 860689589099, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 860689589101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860689589131) 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, 430344794550 + 430344794551.

It is an arithmetic number, because the mean of its divisors is an integer number (430344794551).

Almost surely, 2^860689589101 is an apocalyptic number.

It is an amenable number.

860689589101 is a deficient number, since it is larger than the sum of its proper divisors (1).

860689589101 is an equidigital number, since it uses as much as digits as its factorization.

860689589101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 61.

The spelling of 860689589101 in words is "eight hundred sixty billion, six hundred eighty-nine million, five hundred eighty-nine thousand, one hundred one".