144733073 has 2 divisors, whose sum is σ = 144733074. Its totient is φ = 144733072.

The previous prime is 144733067. The next prime is 144733081. The reversal of 144733073 is 370337441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97851664 + 46881409 = 9892^2 + 6847^2 .

It is a cyclic number.

It is not a de Polignac number, because 144733073 - 2¹² = 144728977 is a prime.

It is not a weakly prime, because it can be changed into another prime (144733093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72366536 + 72366537.

It is an arithmetic number, because the mean of its divisors is an integer number (72366537).

Almost surely, 2^144733073 is an apocalyptic number.

It is an amenable number.

144733073 is a deficient number, since it is larger than the sum of its proper divisors (1).

144733073 is an equidigital number, since it uses as much as digits as its factorization.

144733073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 144733073 is about 12030.5059328359. The cubic root of 144733073 is about 525.0362157934.

The spelling of 144733073 in words is "one hundred forty-four million, seven hundred thirty-three thousand, seventy-three".