5817239161 has 2 divisors, whose sum is σ = 5817239162. Its totient is φ = 5817239160.

The previous prime is 5817239119. The next prime is 5817239171. The reversal of 5817239161 is 1619327185.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5716116025 + 101123136 = 75605^2 + 10056^2 .

It is a cyclic number.

It is not a de Polignac number, because 5817239161 - 2¹⁵ = 5817206393 is a prime.

It is not a weakly prime, because it can be changed into another prime (5817239171) 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 as a sum of consecutive naturals, namely, 2908619580 + 2908619581.

It is an arithmetic number, because the mean of its divisors is an integer number (2908619581).

Almost surely, 2^5817239161 is an apocalyptic number.

It is an amenable number.

5817239161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5817239161 is an equidigital number, since it uses as much as digits as its factorization.

5817239161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 43.

The square root of 5817239161 is about 76270.8277193843. The cubic root of 5817239161 is about 1798.4801121597.

The spelling of 5817239161 in words is "five billion, eight hundred seventeen million, two hundred thirty-nine thousand, one hundred sixty-one".