144085673 has 2 divisors, whose sum is σ = 144085674. Its totient is φ = 144085672.

The previous prime is 144085663. The next prime is 144085681. The reversal of 144085673 is 376580441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133010089 + 11075584 = 11533^2 + 3328^2 .

It is an emirp because it is prime and its reverse (376580441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144085673 - 2⁴ = 144085657 is a prime.

It is not a weakly prime, because it can be changed into another prime (144085663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72042836 + 72042837.

It is an arithmetic number, because the mean of its divisors is an integer number (72042837).

Almost surely, 2^144085673 is an apocalyptic number.

It is an amenable number.

144085673 is a deficient number, since it is larger than the sum of its proper divisors (1).

144085673 is an equidigital number, since it uses as much as digits as its factorization.

144085673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 144085673 is about 12003.5691775405. The cubic root of 144085673 is about 524.2522058162.

The spelling of 144085673 in words is "one hundred forty-four million, eighty-five thousand, six hundred seventy-three".