144091481377 has 2 divisors, whose sum is σ = 144091481378. Its totient is φ = 144091481376.

The previous prime is 144091481327. The next prime is 144091481423. The reversal of 144091481377 is 773184190441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123572637841 + 20518843536 = 351529^2 + 143244^2 .

It is a cyclic number.

It is not a de Polignac number, because 144091481377 - 2¹⁹ = 144090957089 is a prime.

It is a super-2 number, since 2×144091481377² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144091481377.

It is not a weakly prime, because it can be changed into another prime (144091481327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72045740688 + 72045740689.

It is an arithmetic number, because the mean of its divisors is an integer number (72045740689).

Almost surely, 2^144091481377 is an apocalyptic number.

It is an amenable number.

144091481377 is a deficient number, since it is larger than the sum of its proper divisors (1).

144091481377 is an equidigital number, since it uses as much as digits as its factorization.

144091481377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 144091481377 in words is "one hundred forty-four billion, ninety-one million, four hundred eighty-one thousand, three hundred seventy-seven".