1444306497173 has 2 divisors, whose sum is σ = 1444306497174. Its totient is φ = 1444306497172.

The previous prime is 1444306497169. The next prime is 1444306497211. The reversal of 1444306497173 is 3717946034441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 901753454449 + 542553042724 = 949607^2 + 736582^2 .

It is a cyclic number.

It is not a de Polignac number, because 1444306497173 - 2² = 1444306497169 is a prime.

It is a super-3 number, since 3×1444306497173³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1444306497103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722153248586 + 722153248587.

It is an arithmetic number, because the mean of its divisors is an integer number (722153248587).

Almost surely, 2^{1444306497173} is an apocalyptic number.

It is an amenable number.

1444306497173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444306497173 is an equidigital number, since it uses as much as digits as its factorization.

1444306497173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 53.

The spelling of 1444306497173 in words is "one trillion, four hundred forty-four billion, three hundred six million, four hundred ninety-seven thousand, one hundred seventy-three".