544723243 has 2 divisors, whose sum is σ = 544723244. Its totient is φ = 544723242.

The previous prime is 544723189. The next prime is 544723271. The reversal of 544723243 is 342327445.

544723243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544723243 - 2¹³ = 544715051 is a prime.

It is a super-2 number, since 2×544723243² = 593446822928874098, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 544723199 and 544723208.

It is not a weakly prime, because it can be changed into another prime (544723043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272361621 + 272361622.

It is an arithmetic number, because the mean of its divisors is an integer number (272361622).

Almost surely, 2^544723243 is an apocalyptic number.

544723243 is a deficient number, since it is larger than the sum of its proper divisors (1).

544723243 is an equidigital number, since it uses as much as digits as its factorization.

544723243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 34.

The square root of 544723243 is about 23339.3068234684. The cubic root of 544723243 is about 816.6926283755.

The spelling of 544723243 in words is "five hundred forty-four million, seven hundred twenty-three thousand, two hundred forty-three".