5179844091 has 4 divisors (see below), whose sum is σ = 6906458792. Its totient is φ = 3453229392.

The previous prime is 5179844081. The next prime is 5179844093. The reversal of 5179844091 is 1904489715.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5179844091 - 2²⁷ = 5045626363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5179844091.

It is not an unprimeable number, because it can be changed into a prime (5179844093) 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, 863307346 + ... + 863307351.

It is an arithmetic number, because the mean of its divisors is an integer number (1726614698).

Almost surely, 2^5179844091 is an apocalyptic number.

5179844091 is a deficient number, since it is larger than the sum of its proper divisors (1726614701).

5179844091 is a wasteful number, since it uses less digits than its factorization.

5179844091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726614700.

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 5179844091 is about 71971.1337342966. The cubic root of 5179844091 is about 1730.2368716836.

The spelling of 5179844091 in words is "five billion, one hundred seventy-nine million, eight hundred forty-four thousand, ninety-one".