144006773 has 2 divisors, whose sum is σ = 144006774. Its totient is φ = 144006772.

The previous prime is 144006769. The next prime is 144006791. The reversal of 144006773 is 377600441.

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., 143832049 + 174724 = 11993^2 + 418^2 .

It is an emirp because it is prime and its reverse (377600441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144006773 - 2² = 144006769 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144002773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72003386 + 72003387.

It is an arithmetic number, because the mean of its divisors is an integer number (72003387).

Almost surely, 2^144006773 is an apocalyptic number.

It is an amenable number.

144006773 is a deficient number, since it is larger than the sum of its proper divisors (1).

144006773 is an equidigital number, since it uses as much as digits as its factorization.

144006773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 144006773 is about 12000.2822050150. The cubic root of 144006773 is about 524.1564964358.

The spelling of 144006773 in words is "one hundred forty-four million, six thousand, seven hundred seventy-three".