7522364321 has 2 divisors, whose sum is σ = 7522364322. Its totient is φ = 7522364320.

The previous prime is 7522364293. The next prime is 7522364387. The reversal of 7522364321 is 1234632257.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7299310096 + 223054225 = 85436^2 + 14935^2 .

It is a cyclic number.

It is not a de Polignac number, because 7522364321 - 2⁶ = 7522364257 is a prime.

It is not a weakly prime, because it can be changed into another prime (7522324321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3761182160 + 3761182161.

It is an arithmetic number, because the mean of its divisors is an integer number (3761182161).

Almost surely, 2^7522364321 is an apocalyptic number.

It is an amenable number.

7522364321 is a deficient number, since it is larger than the sum of its proper divisors (1).

7522364321 is an equidigital number, since it uses as much as digits as its factorization.

7522364321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 35.

The square root of 7522364321 is about 86731.5647328007. The cubic root of 7522364321 is about 1959.3775200308.

Adding to 7522364321 its reverse (1234632257), we get a palindrome (8756996578).

The spelling of 7522364321 in words is "seven billion, five hundred twenty-two million, three hundred sixty-four thousand, three hundred twenty-one".