260716853 has 2 divisors, whose sum is σ = 260716854. Its totient is φ = 260716852.

The previous prime is 260716847. The next prime is 260716871. The reversal of 260716853 is 358617062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173238244 + 87478609 = 13162^2 + 9353^2 .

It is a cyclic number.

It is not a de Polignac number, because 260716853 - 2⁸ = 260716597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260716843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130358426 + 130358427.

It is an arithmetic number, because the mean of its divisors is an integer number (130358427).

Almost surely, 2^260716853 is an apocalyptic number.

It is an amenable number.

260716853 is a deficient number, since it is larger than the sum of its proper divisors (1).

260716853 is an equidigital number, since it uses as much as digits as its factorization.

260716853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 260716853 is about 16146.7288637668. The cubic root of 260716853 is about 638.8364707671.

The spelling of 260716853 in words is "two hundred sixty million, seven hundred sixteen thousand, eight hundred fifty-three".