144271073 has 2 divisors, whose sum is σ = 144271074. Its totient is φ = 144271072.

The previous prime is 144271051. The next prime is 144271093. The reversal of 144271073 is 370172441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87011584 + 57259489 = 9328^2 + 7567^2 .

It is an emirp because it is prime and its reverse (370172441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144271073 - 2²⁶ = 77162209 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (144271013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72135536 + 72135537.

It is an arithmetic number, because the mean of its divisors is an integer number (72135537).

Almost surely, 2^144271073 is an apocalyptic number.

It is an amenable number.

144271073 is a deficient number, since it is larger than the sum of its proper divisors (1).

144271073 is an equidigital number, since it uses as much as digits as its factorization.

144271073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 144271073 is about 12011.2893978956. The cubic root of 144271073 is about 524.4769672332.

The spelling of 144271073 in words is "one hundred forty-four million, two hundred seventy-one thousand, seventy-three".