4512530045 has 4 divisors (see below), whose sum is σ = 5415036060. Its totient is φ = 3610024032.

The previous prime is 4512530023. The next prime is 4512530047. The reversal of 4512530045 is 5400352154.

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 2200266649 + 2312263396 = 46907^2 + 48086^2 .

It is a cyclic number.

It is not a de Polignac number, because 4512530045 - 2⁸ = 4512529789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4512530047) 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, 451253000 + ... + 451253009.

It is an arithmetic number, because the mean of its divisors is an integer number (1353759015).

Almost surely, 2^4512530045 is an apocalyptic number.

It is an amenable number.

4512530045 is a deficient number, since it is larger than the sum of its proper divisors (902506015).

4512530045 is an equidigital number, since it uses as much as digits as its factorization.

4512530045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902506014.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 4512530045 is about 67175.3678441734. The cubic root of 4512530045 is about 1652.4945487296.

Adding to 4512530045 its reverse (5400352154), we get a palindrome (9912882199).

The spelling of 4512530045 in words is "four billion, five hundred twelve million, five hundred thirty thousand, forty-five".