5142435243 has 64 divisors (see below), whose sum is σ = 7973683200. Its totient is φ = 2917474560.

The previous prime is 5142435223. The next prime is 5142435251. The reversal of 5142435243 is 3425342415.

It is not a de Polignac number, because 5142435243 - 2⁵ = 5142435211 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (5142435223) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8334271 + ... + 8334887.

It is an arithmetic number, because the mean of its divisors is an integer number (124588800).

Almost surely, 2^5142435243 is an apocalyptic number.

5142435243 is a deficient number, since it is larger than the sum of its proper divisors (2831247957).

5142435243 is a wasteful number, since it uses less digits than its factorization.

5142435243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872.

The product of its digits is 57600, while the sum is 33.

The square root of 5142435243 is about 71710.7749435188. The cubic root of 5142435243 is about 1726.0615456365.

Adding to 5142435243 its reverse (3425342415), we get a palindrome (8567777658).

The spelling of 5142435243 in words is "five billion, one hundred forty-two million, four hundred thirty-five thousand, two hundred forty-three".