860441513 has 4 divisors (see below), whose sum is σ = 890111940. Its totient is φ = 830771088.

The previous prime is 860441509. The next prime is 860441563. The reversal of 860441513 is 315144068.

860441513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 240033049 + 620408464 = 15493^2 + 24908^2 .

It is a cyclic number.

It is not a de Polignac number, because 860441513 - 2² = 860441509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 860441513.

It is not an unprimeable number, because it can be changed into a prime (860441563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14835170 + ... + 14835227.

It is an arithmetic number, because the mean of its divisors is an integer number (222527985).

Almost surely, 2^860441513 is an apocalyptic number.

It is an amenable number.

860441513 is a deficient number, since it is larger than the sum of its proper divisors (29670427).

860441513 is a wasteful number, since it uses less digits than its factorization.

860441513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29670426.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 860441513 is about 29333.2833654877. The cubic root of 860441513 is about 951.1312518263.

The spelling of 860441513 in words is "eight hundred sixty million, four hundred forty-one thousand, five hundred thirteen".