5170139943 has 8 divisors (see below), whose sum is σ = 7299021168. Its totient is φ = 3244009344.

The previous prime is 5170139861. The next prime is 5170139957. The reversal of 5170139943 is 3499310715.

5170139943 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5170139943 - 2⁸ = 5170139687 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 5170139895 and 5170139904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5170138943) 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, 50687596 + ... + 50687697.

It is an arithmetic number, because the mean of its divisors is an integer number (912377646).

Almost surely, 2^5170139943 is an apocalyptic number.

5170139943 is a deficient number, since it is larger than the sum of its proper divisors (2128881225).

5170139943 is a wasteful number, since it uses less digits than its factorization.

5170139943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101375313.

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 5170139943 is about 71903.6851837234. The cubic root of 5170139943 is about 1729.1556955807.

The spelling of 5170139943 in words is "five billion, one hundred seventy million, one hundred thirty-nine thousand, nine hundred forty-three".