858975709313 has 2 divisors, whose sum is σ = 858975709314. Its totient is φ = 858975709312.

The previous prime is 858975709309. The next prime is 858975709369. The reversal of 858975709313 is 313907579858.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 559972345969 + 299003363344 = 748313^2 + 546812^2 .

It is a cyclic number.

It is not a de Polignac number, because 858975709313 - 2² = 858975709309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 858975709313.

It is not a weakly prime, because it can be changed into another prime (858975709303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429487854656 + 429487854657.

It is an arithmetic number, because the mean of its divisors is an integer number (429487854657).

Almost surely, 2^858975709313 is an apocalyptic number.

It is an amenable number.

858975709313 is a deficient number, since it is larger than the sum of its proper divisors (1).

858975709313 is an equidigital number, since it uses as much as digits as its factorization.

858975709313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57153600, while the sum is 65.

The spelling of 858975709313 in words is "eight hundred fifty-eight billion, nine hundred seventy-five million, seven hundred nine thousand, three hundred thirteen".