5317861787 has 8 divisors (see below), whose sum is σ = 6086784000. Its totient is φ = 4551246504.

The previous prime is 5317861777. The next prime is 5317861793. The reversal of 5317861787 is 7871687135.

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

It is not a de Polignac number, because 5317861787 - 2⁶ = 5317861723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5317861777) 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, 571787 + ... + 581012.

It is an arithmetic number, because the mean of its divisors is an integer number (760848000).

Almost surely, 2^5317861787 is an apocalyptic number.

5317861787 is a deficient number, since it is larger than the sum of its proper divisors (768922213).

5317861787 is a wasteful number, since it uses less digits than its factorization.

5317861787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153465.

The product of its digits is 1975680, while the sum is 53.

The square root of 5317861787 is about 72923.6709649206. The cubic root of 5317861787 is about 1745.4698381000.

The spelling of 5317861787 in words is "five billion, three hundred seventeen million, eight hundred sixty-one thousand, seven hundred eighty-seven".