5232416521 has 2 divisors, whose sum is σ = 5232416522. Its totient is φ = 5232416520.

The previous prime is 5232416513. The next prime is 5232416537. The reversal of 5232416521 is 1256142325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4817886921 + 414529600 = 69411^2 + 20360^2 .

It is a cyclic number.

It is not a de Polignac number, because 5232416521 - 2³ = 5232416513 is a prime.

It is not a weakly prime, because it can be changed into another prime (5232414521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2616208260 + 2616208261.

It is an arithmetic number, because the mean of its divisors is an integer number (2616208261).

Almost surely, 2^5232416521 is an apocalyptic number.

It is an amenable number.

5232416521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5232416521 is an equidigital number, since it uses as much as digits as its factorization.

5232416521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 31.

The square root of 5232416521 is about 72335.4444307906. Note that the first 4 decimals coincide. The cubic root of 5232416521 is about 1736.0708143625.

Adding to 5232416521 its reverse (1256142325), we get a palindrome (6488558846).

The spelling of 5232416521 in words is "five billion, two hundred thirty-two million, four hundred sixteen thousand, five hundred twenty-one".