860985001 has 6 divisors (see below), whose sum is σ = 881475450. Its totient is φ = 840960288.

The previous prime is 860984989. The next prime is 860985011. The reversal of 860985001 is 100589068.

860985001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 854977600 + 6007401 = 29240^2 + 2451^2 .

It is not a de Polignac number, because 860985001 - 2⁹ = 860984489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860985011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230976 + ... + 234673.

It is an arithmetic number, because the mean of its divisors is an integer number (146912575).

Almost surely, 2^860985001 is an apocalyptic number.

It is an amenable number.

860985001 is a deficient number, since it is larger than the sum of its proper divisors (20490449).

860985001 is an equidigital number, since it uses as much as digits as its factorization.

860985001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465735 (or 465692 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 860985001 is about 29342.5459188531. The cubic root of 860985001 is about 951.3314667218.

The spelling of 860985001 in words is "eight hundred sixty million, nine hundred eighty-five thousand, one".