872187352680713 has 2 divisors, whose sum is σ = 872187352680714. Its totient is φ = 872187352680712.

The previous prime is 872187352680649. The next prime is 872187352680727. The reversal of 872187352680713 is 317086253781278.

872187352680713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 699498396673024 + 172688956007689 = 26448032^2 + 13141117^2 .

It is a cyclic number.

It is not a de Polignac number, because 872187352680713 - 2⁶ = 872187352680649 is a prime.

It is not a weakly prime, because it can be changed into another prime (872187352680733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436093676340356 + 436093676340357.

It is an arithmetic number, because the mean of its divisors is an integer number (436093676340357).

Almost surely, 2^{872187352680713} is an apocalyptic number.

It is an amenable number.

872187352680713 is a deficient number, since it is larger than the sum of its proper divisors (1).

872187352680713 is an equidigital number, since it uses as much as digits as its factorization.

872187352680713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189665280, while the sum is 68.

The spelling of 872187352680713 in words is "eight hundred seventy-two trillion, one hundred eighty-seven billion, three hundred fifty-two million, six hundred eighty thousand, seven hundred thirteen".