8511160321 has 2 divisors, whose sum is σ = 8511160322. Its totient is φ = 8511160320.

The previous prime is 8511160319. The next prime is 8511160349. The reversal of 8511160321 is 1230611158.

It is an a-pointer prime, because the next prime (8511160349) can be obtained adding 8511160321 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5207209921 + 3303950400 = 72161^2 + 57480^2 .

It is a cyclic number.

It is not a de Polignac number, because 8511160321 - 2¹ = 8511160319 is a prime.

Together with 8511160319, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8511160321.

It is not a weakly prime, because it can be changed into another prime (8511160421) 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, 4255580160 + 4255580161.

It is an arithmetic number, because the mean of its divisors is an integer number (4255580161).

It is a Proth number, since it is equal to 64935 ⋅ 2¹⁷ + 1 and 64935 < 2¹⁷.

Almost surely, 2^8511160321 is an apocalyptic number.

It is an amenable number.

8511160321 is a deficient number, since it is larger than the sum of its proper divisors (1).

8511160321 is an equidigital number, since it uses as much as digits as its factorization.

8511160321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 8511160321 is about 92255.9500574353. The cubic root of 8511160321 is about 2041.7203481969.

Adding to 8511160321 its reverse (1230611158), we get a palindrome (9741771479).

The spelling of 8511160321 in words is "eight billion, five hundred eleven million, one hundred sixty thousand, three hundred twenty-one".