5242306513 has 4 divisors (see below), whose sum is σ = 5316141888. Its totient is φ = 5168471140.

The previous prime is 5242306499. The next prime is 5242306529. The reversal of 5242306513 is 3156032425.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5242306513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5242306583) 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, 36917581 + ... + 36917722.

It is an arithmetic number, because the mean of its divisors is an integer number (1329035472).

Almost surely, 2^5242306513 is an apocalyptic number.

It is an amenable number.

5242306513 is a deficient number, since it is larger than the sum of its proper divisors (73835375).

5242306513 is an equidigital number, since it uses as much as digits as its factorization.

5242306513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73835374.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 5242306513 is about 72403.7741626775. The cubic root of 5242306513 is about 1737.1639307089.

Adding to 5242306513 its reverse (3156032425), we get a palindrome (8398338938).

The spelling of 5242306513 in words is "five billion, two hundred forty-two million, three hundred six thousand, five hundred thirteen".