2243155489 has 2 divisors, whose sum is σ = 2243155490. Its totient is φ = 2243155488.

The previous prime is 2243155483. The next prime is 2243155529. The reversal of 2243155489 is 9845513422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1337145489 + 906010000 = 36567^2 + 30100^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243155489 - 2¹⁹ = 2242631201 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243155483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121577744 + 1121577745.

It is an arithmetic number, because the mean of its divisors is an integer number (1121577745).

Almost surely, 2^2243155489 is an apocalyptic number.

It is an amenable number.

2243155489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243155489 is an equidigital number, since it uses as much as digits as its factorization.

2243155489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 43.

The square root of 2243155489 is about 47361.9624698977. The cubic root of 2243155489 is about 1309.0406294783.

The spelling of 2243155489 in words is "two billion, two hundred forty-three million, one hundred fifty-five thousand, four hundred eighty-nine".