4524450521 has 4 divisors (see below), whose sum is σ = 4524595152. Its totient is φ = 4524305892.

The previous prime is 4524450509. The next prime is 4524450529. The reversal of 4524450521 is 1250544254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4524450521 - 2³⁰ = 3450708697 is a prime.

It is a super-3 number, since 3×4524450521³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4524450529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3671 + ... + 95196.

It is an arithmetic number, because the mean of its divisors is an integer number (1131148788).

Almost surely, 2^4524450521 is an apocalyptic number.

It is an amenable number.

4524450521 is a deficient number, since it is larger than the sum of its proper divisors (144631).

4524450521 is an equidigital number, since it uses as much as digits as its factorization.

4524450521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144630.

The product of its (nonzero) digits is 32000, while the sum is 32.

The square root of 4524450521 is about 67264.0358661298. The cubic root of 4524450521 is about 1653.9483674197.

Adding to 4524450521 its reverse (1250544254), we get a palindrome (5774994775).

The spelling of 4524450521 in words is "four billion, five hundred twenty-four million, four hundred fifty thousand, five hundred twenty-one".