3056945161 has 2 divisors, whose sum is σ = 3056945162. Its totient is φ = 3056945160.

The previous prime is 3056945147. The next prime is 3056945179. The reversal of 3056945161 is 1615496503.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2965455936 + 91489225 = 54456^2 + 9565^2 .

It is a cyclic number.

It is not a de Polignac number, because 3056945161 - 2¹⁵ = 3056912393 is a prime.

It is a super-2 number, since 2×3056945161² = 18689827434722631842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3056945191) 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, 1528472580 + 1528472581.

It is an arithmetic number, because the mean of its divisors is an integer number (1528472581).

Almost surely, 2^3056945161 is an apocalyptic number.

It is an amenable number.

3056945161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3056945161 is an equidigital number, since it uses as much as digits as its factorization.

3056945161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 3056945161 is about 55289.6478646772. The cubic root of 3056945161 is about 1451.3178919478.

The spelling of 3056945161 in words is "three billion, fifty-six million, nine hundred forty-five thousand, one hundred sixty-one".