5345030521 has 2 divisors, whose sum is σ = 5345030522. Its totient is φ = 5345030520.

The previous prime is 5345030519. The next prime is 5345030527. The reversal of 5345030521 is 1250305435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5201294400 + 143736121 = 72120^2 + 11989^2 .

It is a cyclic number.

It is not a de Polignac number, because 5345030521 - 2¹ = 5345030519 is a prime.

Together with 5345030519, 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 5345030521.

It is not a weakly prime, because it can be changed into another prime (5345030527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2672515260 + 2672515261.

It is an arithmetic number, because the mean of its divisors is an integer number (2672515261).

Almost surely, 2^5345030521 is an apocalyptic number.

It is an amenable number.

5345030521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5345030521 is an equidigital number, since it uses as much as digits as its factorization.

5345030521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 5345030521 is about 73109.7156402622. The cubic root of 5345030521 is about 1748.4373011342.

Adding to 5345030521 its reverse (1250305435), we get a palindrome (6595335956).

The spelling of 5345030521 in words is "five billion, three hundred forty-five million, thirty thousand, five hundred twenty-one".