144141209 has 2 divisors, whose sum is σ = 144141210. Its totient is φ = 144141208.

The previous prime is 144141169. The next prime is 144141247. The reversal of 144141209 is 902141441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97081609 + 47059600 = 9853^2 + 6860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144141209 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 (144141409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72070604 + 72070605.

It is an arithmetic number, because the mean of its divisors is an integer number (72070605).

Almost surely, 2^144141209 is an apocalyptic number.

It is an amenable number.

144141209 is a deficient number, since it is larger than the sum of its proper divisors (1).

144141209 is an equidigital number, since it uses as much as digits as its factorization.

144141209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 144141209 is about 12005.8822666225. The cubic root of 144141209 is about 524.3195526246.

The spelling of 144141209 in words is "one hundred forty-four million, one hundred forty-one thousand, two hundred nine".