144524441 has 2 divisors, whose sum is σ = 144524442. Its totient is φ = 144524440.

The previous prime is 144524437. The next prime is 144524447. The reversal of 144524441 is 144425441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108764041 + 35760400 = 10429^2 + 5980^2 .

It is a cyclic number.

It is not a de Polignac number, because 144524441 - 2² = 144524437 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (144524447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72262220 + 72262221.

It is an arithmetic number, because the mean of its divisors is an integer number (72262221).

Almost surely, 2^144524441 is an apocalyptic number.

It is an amenable number.

144524441 is a deficient number, since it is larger than the sum of its proper divisors (1).

144524441 is an equidigital number, since it uses as much as digits as its factorization.

144524441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10240, while the sum is 29.

The square root of 144524441 is about 12021.8318487658. The cubic root of 144524441 is about 524.7838154513.

Adding to 144524441 its reverse (144425441), we get a palindrome (288949882).

The spelling of 144524441 in words is "one hundred forty-four million, five hundred twenty-four thousand, four hundred forty-one".