144844373 has 2 divisors, whose sum is σ = 144844374.
Its totient is φ = 144844372.
The previous prime is 144844361. The next prime is 144844397. The reversal of 144844373 is 373448441.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 89832484 + 55011889 = 9478^2 + 7417^2
It is a cyclic number.
It is not a de Polignac number, because 144844373 - 26 = 144844309 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144844313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72422186 + 72422187.
It is an arithmetic number, because the mean of its divisors is an integer number (72422187).
Almost surely, 2144844373 is an apocalyptic number.
It is an amenable number.
144844373 is a deficient number, since it is larger than the sum of its proper divisors (1).
144844373 is an equidigital number, since it uses as much as digits as its factorization.
144844373 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 129024, while the sum is 38.
The square root of 144844373 is about 12035.1307844992.
The cubic root of 144844373 is about 525.1707659156.
The spelling of 144844373 in words is "one hundred forty-four million, eight hundred forty-four thousand, three hundred seventy-three".