144137781343 has 2 divisors, whose sum is σ = 144137781344. Its totient is φ = 144137781342.

The previous prime is 144137781299. The next prime is 144137781401. The reversal of 144137781343 is 343187731441.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144137781343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144137781293 and 144137781302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144137781143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72068890671 + 72068890672.

It is an arithmetic number, because the mean of its divisors is an integer number (72068890672).

Almost surely, 2^144137781343 is an apocalyptic number.

144137781343 is a deficient number, since it is larger than the sum of its proper divisors (1).

144137781343 is an equidigital number, since it uses as much as digits as its factorization.

144137781343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 677376, while the sum is 46.

It can be divided in two parts, 144137 and 781343, that added together give a triangular number (925480 = T₁₃₆₀).

The spelling of 144137781343 in words is "one hundred forty-four billion, one hundred thirty-seven million, seven hundred eighty-one thousand, three hundred forty-three".