544561349 has 2 divisors, whose sum is σ = 544561350. Its totient is φ = 544561348.

The previous prime is 544561343. The next prime is 544561427. The reversal of 544561349 is 943165445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 333062500 + 211498849 = 18250^2 + 14543^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544561349 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544561343) 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, 272280674 + 272280675.

It is an arithmetic number, because the mean of its divisors is an integer number (272280675).

Almost surely, 2^544561349 is an apocalyptic number.

It is an amenable number.

544561349 is a deficient number, since it is larger than the sum of its proper divisors (1).

544561349 is an equidigital number, since it uses as much as digits as its factorization.

544561349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 41.

The square root of 544561349 is about 23335.8382964915. The cubic root of 544561349 is about 816.6117122168.

The spelling of 544561349 in words is "five hundred forty-four million, five hundred sixty-one thousand, three hundred forty-nine".