144644029 has 2 divisors, whose sum is σ = 144644030. Its totient is φ = 144644028.

The previous prime is 144644011. The next prime is 144644039. The reversal of 144644029 is 920446441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82391929 + 62252100 = 9077^2 + 7890^2 .

It is a cyclic number.

It is not a de Polignac number, because 144644029 - 2⁵ = 144643997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144643985 and 144644003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144644039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72322014 + 72322015.

It is an arithmetic number, because the mean of its divisors is an integer number (72322015).

Almost surely, 2^144644029 is an apocalyptic number.

It is an amenable number.

144644029 is a deficient number, since it is larger than the sum of its proper divisors (1).

144644029 is an equidigital number, since it uses as much as digits as its factorization.

144644029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 144644029 is about 12026.8046047153. The cubic root of 144644029 is about 524.9285211832.

The spelling of 144644029 in words is "one hundred forty-four million, six hundred forty-four thousand, twenty-nine".