4821482521 has 4 divisors (see below), whose sum is σ = 4822154532. Its totient is φ = 4820810512.

The previous prime is 4821482473. The next prime is 4821482527. The reversal of 4821482521 is 1252841284.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2873496025 + 1947986496 = 53605^2 + 44136^2 .

It is a cyclic number.

It is not a de Polignac number, because 4821482521 - 2¹¹ = 4821480473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4821482527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325126 + ... + 339631.

It is an arithmetic number, because the mean of its divisors is an integer number (1205538633).

Almost surely, 2^4821482521 is an apocalyptic number.

It is an amenable number.

4821482521 is a deficient number, since it is larger than the sum of its proper divisors (672011).

4821482521 is an equidigital number, since it uses as much as digits as its factorization.

4821482521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672010.

The product of its digits is 40960, while the sum is 37.

The square root of 4821482521 is about 69436.8959631693. The cubic root of 4821482521 is about 1689.3781217402.

The spelling of 4821482521 in words is "four billion, eight hundred twenty-one million, four hundred eighty-two thousand, five hundred twenty-one".