8641197082853 has 2 divisors, whose sum is σ = 8641197082854. Its totient is φ = 8641197082852.

The previous prime is 8641197082751. The next prime is 8641197082897. The reversal of 8641197082853 is 3582807911468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8429690912449 + 211506170404 = 2903393^2 + 459898^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8641197082853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8641197012853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4320598541426 + 4320598541427.

It is an arithmetic number, because the mean of its divisors is an integer number (4320598541427).

It is a 2-persistent number, because it is pandigital, and so is 2⋅8641197082853 = 17282394165706, but 3⋅8641197082853 = 25923591248559 is not.

Almost surely, 2^{8641197082853} is an apocalyptic number.

It is an amenable number.

8641197082853 is a deficient number, since it is larger than the sum of its proper divisors (1).

8641197082853 is an equidigital number, since it uses as much as digits as its factorization.

8641197082853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23224320, while the sum is 62.

The spelling of 8641197082853 in words is "eight trillion, six hundred forty-one billion, one hundred ninety-seven million, eighty-two thousand, eight hundred fifty-three".