144105473 has 2 divisors, whose sum is σ = 144105474. Its totient is φ = 144105472.

The previous prime is 144105461. The next prime is 144105497. The reversal of 144105473 is 374501441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139405249 + 4700224 = 11807^2 + 2168^2 .

It is a cyclic number.

It is not a de Polignac number, because 144105473 - 2⁴ = 144105457 is a prime.

It is not a weakly prime, because it can be changed into another prime (144101473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72052736 + 72052737.

It is an arithmetic number, because the mean of its divisors is an integer number (72052737).

Almost surely, 2^144105473 is an apocalyptic number.

It is an amenable number.

144105473 is a deficient number, since it is larger than the sum of its proper divisors (1).

144105473 is an equidigital number, since it uses as much as digits as its factorization.

144105473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 144105473 is about 12004.3939039004. The cubic root of 144105473 is about 524.2762186552.

The spelling of 144105473 in words is "one hundred forty-four million, one hundred five thousand, four hundred seventy-three".