2241775909 has 2 divisors, whose sum is σ = 2241775910. Its totient is φ = 2241775908.

The previous prime is 2241775903. The next prime is 2241775957. The reversal of 2241775909 is 9095771422.

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., 1941724225 + 300051684 = 44065^2 + 17322^2 .

It is a cyclic number.

It is not a de Polignac number, because 2241775909 - 2²¹ = 2239678757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2241775903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120887954 + 1120887955.

It is an arithmetic number, because the mean of its divisors is an integer number (1120887955).

Almost surely, 2^2241775909 is an apocalyptic number.

It is an amenable number.

2241775909 is a deficient number, since it is larger than the sum of its proper divisors (1).

2241775909 is an equidigital number, since it uses as much as digits as its factorization.

2241775909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 46.

The square root of 2241775909 is about 47347.3960107628. The cubic root of 2241775909 is about 1308.7722134557.

The spelling of 2241775909 in words is "two billion, two hundred forty-one million, seven hundred seventy-five thousand, nine hundred nine".