5243530015 has 4 divisors (see below), whose sum is σ = 6292236024. Its totient is φ = 4194824008.

The previous prime is 5243530013. The next prime is 5243530091. The reversal of 5243530015 is 5100353425.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5243530015 - 2¹ = 5243530013 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 (5243530013) 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, 524352997 + ... + 524353006.

It is an arithmetic number, because the mean of its divisors is an integer number (1573059006).

Almost surely, 2^5243530015 is an apocalyptic number.

5243530015 is a deficient number, since it is larger than the sum of its proper divisors (1048706009).

5243530015 is a wasteful number, since it uses less digits than its factorization.

5243530015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048706008.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 5243530015 is about 72412.2228287463. Note that the first 3 decimals coincide. The cubic root of 5243530015 is about 1737.2990657688.

The spelling of 5243530015 in words is "five billion, two hundred forty-three million, five hundred thirty thousand, fifteen".