32144261209 has 2 divisors, whose sum is σ = 32144261210. Its totient is φ = 32144261208.

The previous prime is 32144261189. The next prime is 32144261273. The reversal of 32144261209 is 90216244123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30335885584 + 1808375625 = 174172^2 + 42525^2 .

It is an emirp because it is prime and its reverse (90216244123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32144261209 - 2³³ = 23554326617 is a prime.

It is not a weakly prime, because it can be changed into another prime (32144231209) 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 as a sum of consecutive naturals, namely, 16072130604 + 16072130605.

It is an arithmetic number, because the mean of its divisors is an integer number (16072130605).

Almost surely, 2^32144261209 is an apocalyptic number.

It is an amenable number.

32144261209 is a deficient number, since it is larger than the sum of its proper divisors (1).

32144261209 is an equidigital number, since it uses as much as digits as its factorization.

32144261209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 32144261209 in words is "thirty-two billion, one hundred forty-four million, two hundred sixty-one thousand, two hundred nine".