5115230243 has 4 divisors (see below), whose sum is σ = 5136633120. Its totient is φ = 5093827368.

The previous prime is 5115230201. The next prime is 5115230261. The reversal of 5115230243 is 3420325115.

It is a happy number.

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 5115230243 - 2¹² = 5115226147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5115230273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10701080 + ... + 10701557.

It is an arithmetic number, because the mean of its divisors is an integer number (1284158280).

Almost surely, 2^5115230243 is an apocalyptic number.

5115230243 is a deficient number, since it is larger than the sum of its proper divisors (21402877).

5115230243 is a wasteful number, since it uses less digits than its factorization.

5115230243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21402876.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 5115230243 is about 71520.8378236721. The cubic root of 5115230243 is about 1723.0123706373.

Adding to 5115230243 its reverse (3420325115), we get a palindrome (8535555358).

The spelling of 5115230243 in words is "five billion, one hundred fifteen million, two hundred thirty thousand, two hundred forty-three".