2201543489 has 2 divisors, whose sum is σ = 2201543490. Its totient is φ = 2201543488.

The previous prime is 2201543479. The next prime is 2201543573. The reversal of 2201543489 is 9843451022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2009997889 + 191545600 = 44833^2 + 13840^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201543489 - 2²⁴ = 2184766273 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2201543429) 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, 1100771744 + 1100771745.

It is an arithmetic number, because the mean of its divisors is an integer number (1100771745).

Almost surely, 2^2201543489 is an apocalyptic number.

It is an amenable number.

2201543489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201543489 is an equidigital number, since it uses as much as digits as its factorization.

2201543489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 2201543489 is about 46920.6083613587. The cubic root of 2201543489 is about 1300.8955346254.

The spelling of 2201543489 in words is "two billion, two hundred one million, five hundred forty-three thousand, four hundred eighty-nine".