544321489 has 2 divisors, whose sum is σ = 544321490. Its totient is φ = 544321488.

The previous prime is 544321471. The next prime is 544321543. The reversal of 544321489 is 984123445.

544321489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 450076225 + 94245264 = 21215^2 + 9708^2 .

It is a cyclic number.

It is not a de Polignac number, because 544321489 - 2¹⁹ = 543797201 is a prime.

It is not a weakly prime, because it can be changed into another prime (544321409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272160744 + 272160745.

It is an arithmetic number, because the mean of its divisors is an integer number (272160745).

Almost surely, 2^544321489 is an apocalyptic number.

It is an amenable number.

544321489 is a deficient number, since it is larger than the sum of its proper divisors (1).

544321489 is an equidigital number, since it uses as much as digits as its factorization.

544321489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 40.

The square root of 544321489 is about 23330.6984250365. The cubic root of 544321489 is about 816.4917984238.

The spelling of 544321489 in words is "five hundred forty-four million, three hundred twenty-one thousand, four hundred eighty-nine".