5391671185 has 16 divisors (see below), whose sum is σ = 6595169040. Its totient is φ = 4229971200.

The previous prime is 5391671179. The next prime is 5391671203. The reversal of 5391671185 is 5811761935.

It is a Cunningham number, because it is equal to 73428²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 1 + 5391671184 = 1^2 + 73428^2 .

It is not a de Polignac number, because 5391671185 - 2¹¹ = 5391669137 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 852535 + ... + 858835.

It is an arithmetic number, because the mean of its divisors is an integer number (412198065).

Almost surely, 2^5391671185 is an apocalyptic number.

It is an amenable number.

5391671185 is a deficient number, since it is larger than the sum of its proper divisors (1203497855).

5391671185 is a wasteful number, since it uses less digits than its factorization.

5391671185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588.

The product of its digits is 226800, while the sum is 46.

The square root of 5391671185 is about 73428.0000068094. Note that the first 5 decimals coincide. The cubic root of 5391671185 is about 1753.5081935085.

The spelling of 5391671185 in words is "five billion, three hundred ninety-one million, six hundred seventy-one thousand, one hundred eighty-five".