544173493 has 2 divisors, whose sum is σ = 544173494. Its totient is φ = 544173492.

The previous prime is 544173449. The next prime is 544173499. The reversal of 544173493 is 394371445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 284866884 + 259306609 = 16878^2 + 16103^2 .

It is a cyclic number.

It is not a de Polignac number, because 544173493 - 2²¹ = 542076341 is a prime.

It is a super-2 number, since 2×544173493² = 592249580967642098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544173499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272086746 + 272086747.

It is an arithmetic number, because the mean of its divisors is an integer number (272086747).

Almost surely, 2^544173493 is an apocalyptic number.

It is an amenable number.

544173493 is a deficient number, since it is larger than the sum of its proper divisors (1).

544173493 is an equidigital number, since it uses as much as digits as its factorization.

544173493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 544173493 is about 23327.5265083978. The cubic root of 544173493 is about 816.4177928494.

The spelling of 544173493 in words is "five hundred forty-four million, one hundred seventy-three thousand, four hundred ninety-three".