5132456521 has 2 divisors, whose sum is σ = 5132456522. Its totient is φ = 5132456520.

The previous prime is 5132456507. The next prime is 5132456579. The reversal of 5132456521 is 1256542315.

5132456521 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5055210000 + 77246521 = 71100^2 + 8789^2 .

It is a cyclic number.

It is not a de Polignac number, because 5132456521 - 2¹⁹ = 5131932233 is a prime.

It is not a weakly prime, because it can be changed into another prime (5132456921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2566228260 + 2566228261.

It is an arithmetic number, because the mean of its divisors is an integer number (2566228261).

Almost surely, 2^5132456521 is an apocalyptic number.

It is an amenable number.

5132456521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5132456521 is an equidigital number, since it uses as much as digits as its factorization.

5132456521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36000, while the sum is 34.

The square root of 5132456521 is about 71641.1649891318. The cubic root of 5132456521 is about 1724.9443679881.

Adding to 5132456521 its reverse (1256542315), we get a palindrome (6388998836).

The spelling of 5132456521 in words is "five billion, one hundred thirty-two million, four hundred fifty-six thousand, five hundred twenty-one".