144043409 has 2 divisors, whose sum is σ = 144043410. Its totient is φ = 144043408.

The previous prime is 144043379. The next prime is 144043439. The reversal of 144043409 is 904340441.

144043409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (144043379) and next prime (144043439).

It can be written as a sum of positive squares in only one way, i.e., 103083409 + 40960000 = 10153^2 + 6400^2 .

It is a cyclic number.

It is not a de Polignac number, because 144043409 - 2⁸ = 144043153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (144043439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72021704 + 72021705.

It is an arithmetic number, because the mean of its divisors is an integer number (72021705).

Almost surely, 2^144043409 is an apocalyptic number.

It is an amenable number.

144043409 is a deficient number, since it is larger than the sum of its proper divisors (1).

144043409 is an equidigital number, since it uses as much as digits as its factorization.

144043409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 144043409 is about 12001.8085720445. The cubic root of 144043409 is about 524.2009419592.

The spelling of 144043409 in words is "one hundred forty-four million, forty-three thousand, four hundred nine".