5187145317 has 8 divisors (see below), whose sum is σ = 6922537440. Its totient is φ = 3454925040.

The previous prime is 5187145289. The next prime is 5187145319. The reversal of 5187145317 is 7135417815.

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

It is not a de Polignac number, because 5187145317 - 2⁶ = 5187145253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5187145319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 789142 + ... + 795687.

It is an arithmetic number, because the mean of its divisors is an integer number (865317180).

Almost surely, 2^5187145317 is an apocalyptic number.

It is an amenable number.

5187145317 is a deficient number, since it is larger than the sum of its proper divisors (1735392123).

5187145317 is a wasteful number, since it uses less digits than its factorization.

5187145317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585923.

The product of its digits is 117600, while the sum is 42.

The square root of 5187145317 is about 72021.8391670193. The cubic root of 5187145317 is about 1731.0494392261.

The spelling of 5187145317 in words is "five billion, one hundred eighty-seven million, one hundred forty-five thousand, three hundred seventeen".