544412243 has 2 divisors, whose sum is σ = 544412244. Its totient is φ = 544412242.

The previous prime is 544412213. The next prime is 544412279. The reversal of 544412243 is 342214445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544412243 - 2¹² = 544408147 is a prime.

It is not a weakly prime, because it can be changed into another prime (544412213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272206121 + 272206122.

It is an arithmetic number, because the mean of its divisors is an integer number (272206122).

Almost surely, 2^544412243 is an apocalyptic number.

544412243 is a deficient number, since it is larger than the sum of its proper divisors (1).

544412243 is an equidigital number, since it uses as much as digits as its factorization.

544412243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15360, while the sum is 29.

The square root of 544412243 is about 23332.6432921776. The cubic root of 544412243 is about 816.5371734337.

Adding to 544412243 its reverse (342214445), we get a palindrome (886626688).

The spelling of 544412243 in words is "five hundred forty-four million, four hundred twelve thousand, two hundred forty-three".