144272573 has 2 divisors, whose sum is σ = 144272574. Its totient is φ = 144272572.

The previous prime is 144272561. The next prime is 144272581. The reversal of 144272573 is 375272441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141443449 + 2829124 = 11893^2 + 1682^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144272573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144272533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72136286 + 72136287.

It is an arithmetic number, because the mean of its divisors is an integer number (72136287).

Almost surely, 2^144272573 is an apocalyptic number.

It is an amenable number.

144272573 is a deficient number, since it is larger than the sum of its proper divisors (1).

144272573 is an equidigital number, since it uses as much as digits as its factorization.

144272573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 35.

The square root of 144272573 is about 12011.3518389896. The cubic root of 144272573 is about 524.4787849058.

The spelling of 144272573 in words is "one hundred forty-four million, two hundred seventy-two thousand, five hundred seventy-three".