3318317161 has 2 divisors, whose sum is σ = 3318317162. Its totient is φ = 3318317160.

The previous prime is 3318317153. The next prime is 3318317173. The reversal of 3318317161 is 1617138133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3039427161 + 278890000 = 55131^2 + 16700^2 .

It is a cyclic number.

It is not a de Polignac number, because 3318317161 - 2³ = 3318317153 is a prime.

It is a super-2 number, since 2×3318317161² = 22022457561974199842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3318317861) by changing a digit.

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 as a sum of consecutive naturals, namely, 1659158580 + 1659158581.

It is an arithmetic number, because the mean of its divisors is an integer number (1659158581).

Almost surely, 2^3318317161 is an apocalyptic number.

It is an amenable number.

3318317161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3318317161 is an equidigital number, since it uses as much as digits as its factorization.

3318317161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 34.

The square root of 3318317161 is about 57604.8362639805. The cubic root of 3318317161 is about 1491.5550872265. Note that the first 3 decimals are identical.

The spelling of 3318317161 in words is "three billion, three hundred eighteen million, three hundred seventeen thousand, one hundred sixty-one".