3144457317173 has 4 divisors (see below), whose sum is σ = 3144461817420. Its totient is φ = 3144452816928.

The previous prime is 3144457317161. The next prime is 3144457317191. The reversal of 3144457317173 is 3717137544413.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1106992266769 + 2037465050404 = 1052137^2 + 1427398^2 .

It is a cyclic number.

It is not a de Polignac number, because 3144457317173 - 2²⁴ = 3144440539957 is a prime.

It is a super-2 number, since 2×3144457317173² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3144457337173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 952640 + ... + 2682617.

It is an arithmetic number, because the mean of its divisors is an integer number (786115454355).

Almost surely, 2^{3144457317173} is an apocalyptic number.

It is an amenable number.

3144457317173 is a deficient number, since it is larger than the sum of its proper divisors (4500247).

3144457317173 is an equidigital number, since it uses as much as digits as its factorization.

3144457317173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500246.

The product of its digits is 2963520, while the sum is 50.

The spelling of 3144457317173 in words is "three trillion, one hundred forty-four billion, four hundred fifty-seven million, three hundred seventeen thousand, one hundred seventy-three".