144112329894461 has 2 divisors, whose sum is σ = 144112329894462. Its totient is φ = 144112329894460.

The previous prime is 144112329894443. The next prime is 144112329894509. The reversal of 144112329894461 is 164498923211441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142555839105625 + 1556490788836 = 11939675^2 + 1247594^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144112329894461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144112329894461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144112329894761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72056164947230 + 72056164947231.

It is an arithmetic number, because the mean of its divisors is an integer number (72056164947231).

Almost surely, 2^{144112329894461} is an apocalyptic number.

It is an amenable number.

144112329894461 is a deficient number, since it is larger than the sum of its proper divisors (1).

144112329894461 is an equidigital number, since it uses as much as digits as its factorization.

144112329894461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11943936, while the sum is 59.

The spelling of 144112329894461 in words is "one hundred forty-four trillion, one hundred twelve billion, three hundred twenty-nine million, eight hundred ninety-four thousand, four hundred sixty-one".