2442242161 has 2 divisors, whose sum is σ = 2442242162. Its totient is φ = 2442242160.

The previous prime is 2442242141. The next prime is 2442242207. The reversal of 2442242161 is 1612422442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2422608400 + 19633761 = 49220^2 + 4431^2 .

It is a cyclic number.

It is not a de Polignac number, because 2442242161 - 2⁵ = 2442242129 is a prime.

It is not a weakly prime, because it can be changed into another prime (2442242111) 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, 1221121080 + 1221121081.

It is an arithmetic number, because the mean of its divisors is an integer number (1221121081).

Almost surely, 2^2442242161 is an apocalyptic number.

It is an amenable number.

2442242161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2442242161 is an equidigital number, since it uses as much as digits as its factorization.

2442242161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6144, while the sum is 28.

The square root of 2442242161 is about 49419.0465407822. The cubic root of 2442242161 is about 1346.6753418700.

The spelling of 2442242161 in words is "two billion, four hundred forty-two million, two hundred forty-two thousand, one hundred sixty-one".