4533504421 has 4 divisors (see below), whose sum is σ = 4535298144. Its totient is φ = 4531710700.

The previous prime is 4533504413. The next prime is 4533504457. The reversal of 4533504421 is 1244053354.

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 an emirpimes, since its reverse is a distinct semiprime: 1244053354 = 2 ⋅622026677.

It is a cyclic number.

It is not a de Polignac number, because 4533504421 - 2³ = 4533504413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4533501421) 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, 893065 + ... + 898126.

It is an arithmetic number, because the mean of its divisors is an integer number (1133824536).

Almost surely, 2^4533504421 is an apocalyptic number.

It is an amenable number.

4533504421 is a deficient number, since it is larger than the sum of its proper divisors (1793723).

4533504421 is a wasteful number, since it uses less digits than its factorization.

4533504421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793722.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 4533504421 is about 67331.3034256727. The cubic root of 4533504421 is about 1655.0508737172.

Adding to 4533504421 its reverse (1244053354), we get a palindrome (5777557775).

The spelling of 4533504421 in words is "four billion, five hundred thirty-three million, five hundred four thousand, four hundred twenty-one".