82765853 has 2 divisors, whose sum is σ = 82765854. Its totient is φ = 82765852.

The previous prime is 82765829. The next prime is 82765873. The reversal of 82765853 is 35856728.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76073284 + 6692569 = 8722^2 + 2587^2 .

It is a cyclic number.

It is not a de Polignac number, because 82765853 - 2⁸ = 82765597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82765873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41382926 + 41382927.

It is an arithmetic number, because the mean of its divisors is an integer number (41382927).

Almost surely, 2^82765853 is an apocalyptic number.

It is an amenable number.

82765853 is a deficient number, since it is larger than the sum of its proper divisors (1).

82765853 is an equidigital number, since it uses as much as digits as its factorization.

82765853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 44.

The square root of 82765853 is about 9097.5740172861. The cubic root of 82765853 is about 435.7964937679.

The spelling of 82765853 in words is "eighty-two million, seven hundred sixty-five thousand, eight hundred fifty-three".