2243548161 has 12 divisors (see below), whose sum is σ = 3241114240. Its totient is φ = 1495498680.

The previous prime is 2243548147. The next prime is 2243548171. The reversal of 2243548161 is 1618453422.

It is a happy number.

2243548161 is a `hidden beast` number, since 22 + 435 + 48 + 161 = 666.

It is not a de Polignac number, because 2243548161 - 2¹⁴ = 2243531777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2243548171) 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 in 11 ways as a sum of consecutive naturals, for example, 90780 + ... + 112818.

Almost surely, 2^2243548161 is an apocalyptic number.

It is an amenable number.

2243548161 is a deficient number, since it is larger than the sum of its proper divisors (997566079).

2243548161 is a wasteful number, since it uses less digits than its factorization.

2243548161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33356 (or 33353 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 2243548161 is about 47366.1077248279. The cubic root of 2243548161 is about 1309.1170090269.

The spelling of 2243548161 in words is "two billion, two hundred forty-three million, five hundred forty-eight thousand, one hundred sixty-one".