544344653 has 2 divisors, whose sum is σ = 544344654. Its totient is φ = 544344652.

The previous prime is 544344527. The next prime is 544344677. The reversal of 544344653 is 356443445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 419307529 + 125037124 = 20477^2 + 11182^2 .

It is a cyclic number.

It is not a de Polignac number, because 544344653 - 2¹⁰ = 544343629 is a prime.

It is a super-2 number, since 2×544344653² = 592622202499380818, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544344953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272172326 + 272172327.

It is an arithmetic number, because the mean of its divisors is an integer number (272172327).

Almost surely, 2^544344653 is an apocalyptic number.

It is an amenable number.

544344653 is a deficient number, since it is larger than the sum of its proper divisors (1).

544344653 is an equidigital number, since it uses as much as digits as its factorization.

544344653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 38.

The square root of 544344653 is about 23331.1948472426. The cubic root of 544344653 is about 816.5033803952.

The spelling of 544344653 in words is "five hundred forty-four million, three hundred forty-four thousand, six hundred fifty-three".