8533126817 has 2 divisors, whose sum is σ = 8533126818. Its totient is φ = 8533126816.

The previous prime is 8533126801. The next prime is 8533126853. The reversal of 8533126817 is 7186213358.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8521320721 + 11806096 = 92311^2 + 3436^2 .

It is a cyclic number.

It is not a de Polignac number, because 8533126817 - 2⁴ = 8533126801 is a prime.

It is not a weakly prime, because it can be changed into another prime (8532126817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4266563408 + 4266563409.

It is an arithmetic number, because the mean of its divisors is an integer number (4266563409).

Almost surely, 2^8533126817 is an apocalyptic number.

It is an amenable number.

8533126817 is a deficient number, since it is larger than the sum of its proper divisors (1).

8533126817 is an equidigital number, since it uses as much as digits as its factorization.

8533126817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 44.

The square root of 8533126817 is about 92374.9252611335. The cubic root of 8533126817 is about 2043.4753346442.

The spelling of 8533126817 in words is "eight billion, five hundred thirty-three million, one hundred twenty-six thousand, eight hundred seventeen".