4541321545 has 8 divisors (see below), whose sum is σ = 5458091400. Its totient is φ = 3627386880.

The previous prime is 4541321453. The next prime is 4541321569. The reversal of 4541321545 is 5451231454.

It can be written as a sum of positive squares in 4 ways, for example, as 333464121 + 4207857424 = 18261^2 + 64868^2 .

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

It is not a de Polignac number, because 4541321545 - 2¹⁷ = 4541190473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4541321545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705270 + ... + 711679.

It is an arithmetic number, because the mean of its divisors is an integer number (682261425).

Almost surely, 2^4541321545 is an apocalyptic number.

It is an amenable number.

4541321545 is a deficient number, since it is larger than the sum of its proper divisors (916769855).

4541321545 is a wasteful number, since it uses less digits than its factorization.

4541321545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417595.

The product of its digits is 48000, while the sum is 34.

The square root of 4541321545 is about 67389.3281239693. The cubic root of 4541321545 is about 1656.0015958399.

Adding to 4541321545 its reverse (5451231454), we get a palindrome (9992552999).

Subtracting 4541321545 from its reverse (5451231454), we obtain a palindrome (909909909).

The spelling of 4541321545 in words is "four billion, five hundred forty-one million, three hundred twenty-one thousand, five hundred forty-five".