5317385791 has 4 divisors (see below), whose sum is σ = 5317670232. Its totient is φ = 5317101352.

The previous prime is 5317385779. The next prime is 5317385803. The reversal of 5317385791 is 1975837135.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (5317385779) and next prime (5317385803).

It is a cyclic number.

It is not a de Polignac number, because 5317385791 - 2²¹ = 5315288639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5317085791) 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, 112045 + ... + 152278.

It is an arithmetic number, because the mean of its divisors is an integer number (1329417558).

Almost surely, 2^5317385791 is an apocalyptic number.

5317385791 is a deficient number, since it is larger than the sum of its proper divisors (284441).

5317385791 is a wasteful number, since it uses less digits than its factorization.

5317385791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284440.

The product of its digits is 793800, while the sum is 49.

The square root of 5317385791 is about 72920.4072328179. The cubic root of 5317385791 is about 1745.4177581799.

The spelling of 5317385791 in words is "five billion, three hundred seventeen million, three hundred eighty-five thousand, seven hundred ninety-one".