544144123 has 2 divisors, whose sum is σ = 544144124. Its totient is φ = 544144122.

The previous prime is 544144121. The next prime is 544144129. The reversal of 544144123 is 321441445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544144123 - 2¹ = 544144121 is a prime.

Together with 544144121, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 544144091 and 544144100.

It is not a weakly prime, because it can be changed into another prime (544144121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272072061 + 272072062.

It is an arithmetic number, because the mean of its divisors is an integer number (272072062).

Almost surely, 2^544144123 is an apocalyptic number.

544144123 is a deficient number, since it is larger than the sum of its proper divisors (1).

544144123 is an equidigital number, since it uses as much as digits as its factorization.

544144123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 28.

The square root of 544144123 is about 23326.8969860974. The cubic root of 544144123 is about 816.4031047507.

Adding to 544144123 its reverse (321441445), we get a palindrome (865585568).

The spelling of 544144123 in words is "five hundred forty-four million, one hundred forty-four thousand, one hundred twenty-three".