857000713 has 2 divisors, whose sum is σ = 857000714. Its totient is φ = 857000712.

The previous prime is 857000689. The next prime is 857000717. The reversal of 857000713 is 317000758.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 795973369 + 61027344 = 28213^2 + 7812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-857000713 is a prime.

It is not a weakly prime, because it can be changed into another prime (857000717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428500356 + 428500357.

It is an arithmetic number, because the mean of its divisors is an integer number (428500357).

Almost surely, 2^857000713 is an apocalyptic number.

It is an amenable number.

857000713 is a deficient number, since it is larger than the sum of its proper divisors (1).

857000713 is an equidigital number, since it uses as much as digits as its factorization.

857000713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 857000713 is about 29274.5745144144. The cubic root of 857000713 is about 949.8617390662.

The spelling of 857000713 in words is "eight hundred fifty-seven million, seven hundred thirteen", and thus it is an aban number.