5143428842 has 8 divisors (see below), whose sum is σ = 7728704100. Its totient is φ = 2567194144.

The previous prime is 5143428841. The next prime is 5143428859. The reversal of 5143428842 is 2488243415.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4502275801 + 641153041 = 67099^2 + 25321^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 5143428842.

It is not an unprimeable number, because it can be changed into a prime (5143428841) 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, 2258717 + ... + 2260992.

Almost surely, 2^5143428842 is an apocalyptic number.

5143428842 is a deficient number, since it is larger than the sum of its proper divisors (2585275258).

5143428842 is a wasteful number, since it uses less digits than its factorization.

5143428842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4520280.

The product of its digits is 245760, while the sum is 41.

The square root of 5143428842 is about 71717.7024311292. The cubic root of 5143428842 is about 1726.1727058490.

The spelling of 5143428842 in words is "five billion, one hundred forty-three million, four hundred twenty-eight thousand, eight hundred forty-two".