144423043 has 2 divisors, whose sum is σ = 144423044. Its totient is φ = 144423042.

The previous prime is 144423029. The next prime is 144423061. The reversal of 144423043 is 340324441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144423043 - 2²¹ = 142325891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144422999 and 144423017.

It is not a weakly prime, because it can be changed into another prime (144423023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72211521 + 72211522.

It is an arithmetic number, because the mean of its divisors is an integer number (72211522).

Almost surely, 2^144423043 is an apocalyptic number.

144423043 is a deficient number, since it is larger than the sum of its proper divisors (1).

144423043 is an equidigital number, since it uses as much as digits as its factorization.

144423043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 144423043 is about 12017.6138646572. The cubic root of 144423043 is about 524.6610577173.

Adding to 144423043 its reverse (340324441), we get a palindrome (484747484).

The spelling of 144423043 in words is "one hundred forty-four million, four hundred twenty-three thousand, forty-three".