5186094181 has 2 divisors, whose sum is σ = 5186094182. Its totient is φ = 5186094180.

The previous prime is 5186094161. The next prime is 5186094217. The reversal of 5186094181 is 1814906815.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4746521025 + 439573156 = 68895^2 + 20966^2 .

It is a cyclic number.

It is not a de Polignac number, because 5186094181 - 2²¹ = 5183997029 is a prime.

It is a super-2 number, since 2×5186094181² = 53791145708404121522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5186094161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2593047090 + 2593047091.

It is an arithmetic number, because the mean of its divisors is an integer number (2593047091).

Almost surely, 2^5186094181 is an apocalyptic number.

It is an amenable number.

5186094181 is a deficient number, since it is larger than the sum of its proper divisors (1).

5186094181 is an equidigital number, since it uses as much as digits as its factorization.

5186094181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 43.

The square root of 5186094181 is about 72014.5414551811. The cubic root of 5186094181 is about 1730.9325032756.

The spelling of 5186094181 in words is "five billion, one hundred eighty-six million, ninety-four thousand, one hundred eighty-one".