5302504521 has 12 divisors (see below), whose sum is σ = 7866178372. Its totient is φ = 3439462176.

The previous prime is 5302504511. The next prime is 5302504531. The reversal of 5302504521 is 1254052035.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5302504511) and next prime (5302504531).

It can be written as a sum of positive squares in 2 ways, for example, as 5017738896 + 284765625 = 70836^2 + 16875^2 .

It is not a de Polignac number, because 5302504521 - 2¹⁰ = 5302503497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5302504511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7961386 + ... + 7962051.

Almost surely, 2^5302504521 is an apocalyptic number.

It is an amenable number.

5302504521 is a deficient number, since it is larger than the sum of its proper divisors (2563673851).

5302504521 is a wasteful number, since it uses less digits than its factorization.

5302504521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15923480 (or 15923477 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 5302504521 is about 72818.2979820320. The cubic root of 5302504521 is about 1743.7879910943.

Adding to 5302504521 its reverse (1254052035), we get a palindrome (6556556556).

The spelling of 5302504521 in words is "five billion, three hundred two million, five hundred four thousand, five hundred twenty-one".