544018249 has 2 divisors, whose sum is σ = 544018250. Its totient is φ = 544018248.

The previous prime is 544018229. The next prime is 544018331. The reversal of 544018249 is 942810445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 437102649 + 106915600 = 20907^2 + 10340^2 .

It is a cyclic number.

It is not a de Polignac number, because 544018249 - 2¹³ = 544010057 is a prime.

It is not a weakly prime, because it can be changed into another prime (544018229) 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, 272009124 + 272009125.

It is an arithmetic number, because the mean of its divisors is an integer number (272009125).

Almost surely, 2^544018249 is an apocalyptic number.

It is an amenable number.

544018249 is a deficient number, since it is larger than the sum of its proper divisors (1).

544018249 is an equidigital number, since it uses as much as digits as its factorization.

544018249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 544018249 is about 23324.1987858104. The cubic root of 544018249 is about 816.3401484829.

The spelling of 544018249 in words is "five hundred forty-four million, eighteen thousand, two hundred forty-nine".