2243741009 has 2 divisors, whose sum is σ = 2243741010. Its totient is φ = 2243741008.

The previous prime is 2243740987. The next prime is 2243741023. The reversal of 2243741009 is 9001473422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2233035025 + 10705984 = 47255^2 + 3272^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243741009 - 2⁸ = 2243740753 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243741099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121870504 + 1121870505.

It is an arithmetic number, because the mean of its divisors is an integer number (1121870505).

Almost surely, 2^2243741009 is an apocalyptic number.

It is an amenable number.

2243741009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243741009 is an equidigital number, since it uses as much as digits as its factorization.

2243741009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2243741009 is about 47368.1433982798. The cubic root of 2243741009 is about 1309.1545170790.

The spelling of 2243741009 in words is "two billion, two hundred forty-three million, seven hundred forty-one thousand, nine".