4542520013 has 2 divisors, whose sum is σ = 4542520014. Its totient is φ = 4542520012.

The previous prime is 4542519997. The next prime is 4542520051. The reversal of 4542520013 is 3100252454.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3101710249 + 1440809764 = 55693^2 + 37958^2 .

It is a cyclic number.

It is not a de Polignac number, because 4542520013 - 2⁴ = 4542519997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4542520063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2271260006 + 2271260007.

It is an arithmetic number, because the mean of its divisors is an integer number (2271260007).

Almost surely, 2^4542520013 is an apocalyptic number.

It is an amenable number.

4542520013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4542520013 is an equidigital number, since it uses as much as digits as its factorization.

4542520013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 4542520013 is about 67398.2196574954. The cubic root of 4542520013 is about 1656.1472575773.

Adding to 4542520013 its reverse (3100252454), we get a palindrome (7642772467).

The spelling of 4542520013 in words is "four billion, five hundred forty-two million, five hundred twenty thousand, thirteen".