4541144521 has 8 divisors (see below), whose sum is σ = 4585623840. Its totient is φ = 4496703168.

The previous prime is 4541144479. The next prime is 4541144551. The reversal of 4541144521 is 1254411454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4541144521 - 2⁹ = 4541144009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4541144551) 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 7 ways as a sum of consecutive naturals, for example, 271030 + ... + 287296.

It is an arithmetic number, because the mean of its divisors is an integer number (573202980).

Almost surely, 2^4541144521 is an apocalyptic number.

It is an amenable number.

4541144521 is a deficient number, since it is larger than the sum of its proper divisors (44479319).

4541144521 is a wasteful number, since it uses less digits than its factorization.

4541144521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18983.

The product of its digits is 12800, while the sum is 31.

The square root of 4541144521 is about 67388.0146687822. The cubic root of 4541144521 is about 1655.9800781801.

Adding to 4541144521 its reverse (1254411454), we get a palindrome (5795555975).

The spelling of 4541144521 in words is "four billion, five hundred forty-one million, one hundred forty-four thousand, five hundred twenty-one".