8522851331 has 2 divisors, whose sum is σ = 8522851332. Its totient is φ = 8522851330.

The previous prime is 8522851291. The next prime is 8522851369. The reversal of 8522851331 is 1331582258.

It is an a-pointer prime, because the next prime (8522851369) can be obtained adding 8522851331 to its sum of digits (38).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8522851331 is a prime.

It is a super-2 number, since 2×8522851331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8522851231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4261425665 + 4261425666.

It is an arithmetic number, because the mean of its divisors is an integer number (4261425666).

Almost surely, 2^8522851331 is an apocalyptic number.

8522851331 is a deficient number, since it is larger than the sum of its proper divisors (1).

8522851331 is an equidigital number, since it uses as much as digits as its factorization.

8522851331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 38.

The square root of 8522851331 is about 92319.2901348359. The cubic root of 8522851331 is about 2042.6547625890.

The spelling of 8522851331 in words is "eight billion, five hundred twenty-two million, eight hundred fifty-one thousand, three hundred thirty-one".