1447322084209 has 9 divisors (see below), whose sum is σ = 1475210282763. Its totient is φ = 1419951561912.

The previous prime is 1447322084189. The next prime is 1447322084227. The reversal of 1447322084209 is 9024802237441.

The square root of 1447322084209 is 1203047.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1043370317025 + 403951767184 = 1021455^2 + 635572^2 .

It is not a de Polignac number, because 1447322084209 - 2⁷ = 1447322084081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1447322084909) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 63750142 + ... + 63772840.

Almost surely, 2^{1447322084209} is an apocalyptic number.

1447322084209 is the 1203047-th square number.

1447322084209 is the 601524-th centered octagonal number.

It is an amenable number.

1447322084209 is a deficient number, since it is larger than the sum of its proper divisors (27888198554).

1447322084209 is an frugal number, since it uses more digits than its factorization.

1447322084209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45504 (or 22752 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 1447322084209 in words is "one trillion, four hundred forty-seven billion, three hundred twenty-two million, eighty-four thousand, two hundred nine".