5142313243 has 8 divisors (see below), whose sum is σ = 5291451360. Its totient is φ = 4993709760.

The previous prime is 5142313229. The next prime is 5142313247. The reversal of 5142313243 is 3423132415.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5142313243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5142313247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114103 + ... + 152656.

It is an arithmetic number, because the mean of its divisors is an integer number (661431420).

Almost surely, 2^5142313243 is an apocalyptic number.

5142313243 is a deficient number, since it is larger than the sum of its proper divisors (149138117).

5142313243 is a wasteful number, since it uses less digits than its factorization.

5142313243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267317.

The product of its digits is 8640, while the sum is 28.

The square root of 5142313243 is about 71709.9242992210. The cubic root of 5142313243 is about 1726.0478957370.

Adding to 5142313243 its reverse (3423132415), we get a palindrome (8565445658).

The spelling of 5142313243 in words is "five billion, one hundred forty-two million, three hundred thirteen thousand, two hundred forty-three".