5187863122 has 8 divisors (see below), whose sum is σ = 8380394316. Its totient is φ = 2394398352.

The previous prime is 5187863071. The next prime is 5187863137. The reversal of 5187863122 is 2213687815.

It can be written as a sum of positive squares in 2 ways, for example, as 4274675161 + 913187961 = 65381^2 + 30219^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99766573 + ... + 99766624.

Almost surely, 2^5187863122 is an apocalyptic number.

5187863122 is a deficient number, since it is larger than the sum of its proper divisors (3192531194).

5187863122 is a wasteful number, since it uses less digits than its factorization.

5187863122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199533212.

The product of its digits is 161280, while the sum is 43.

The square root of 5187863122 is about 72026.8222400517. The cubic root of 5187863122 is about 1731.1292839548.

The spelling of 5187863122 in words is "five billion, one hundred eighty-seven million, eight hundred sixty-three thousand, one hundred twenty-two".