144801073 has 2 divisors, whose sum is σ = 144801074. Its totient is φ = 144801072.

The previous prime is 144801047. The next prime is 144801101. The reversal of 144801073 is 370108441.

It is an a-pointer prime, because the next prime (144801101) can be obtained adding 144801073 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98247744 + 46553329 = 9912^2 + 6823^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144801073 is a prime.

It is not a weakly prime, because it can be changed into another prime (144801023) 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, 72400536 + 72400537.

It is an arithmetic number, because the mean of its divisors is an integer number (72400537).

Almost surely, 2^144801073 is an apocalyptic number.

It is an amenable number.

144801073 is a deficient number, since it is larger than the sum of its proper divisors (1).

144801073 is an equidigital number, since it uses as much as digits as its factorization.

144801073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 144801073 is about 12033.3317497691. The cubic root of 144801073 is about 525.1184289141.

The spelling of 144801073 in words is "one hundred forty-four million, eight hundred one thousand, seventy-three".