144684047173 has 2 divisors, whose sum is σ = 144684047174. Its totient is φ = 144684047172.

The previous prime is 144684047149. The next prime is 144684047203. The reversal of 144684047173 is 371740486441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87351575809 + 57332471364 = 295553^2 + 239442^2 .

It is a cyclic number.

It is not a de Polignac number, because 144684047173 - 2¹³ = 144684038981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144684047113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72342023586 + 72342023587.

It is an arithmetic number, because the mean of its divisors is an integer number (72342023587).

Almost surely, 2^144684047173 is an apocalyptic number.

It is an amenable number.

144684047173 is a deficient number, since it is larger than the sum of its proper divisors (1).

144684047173 is an equidigital number, since it uses as much as digits as its factorization.

144684047173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1806336, while the sum is 49.

The spelling of 144684047173 in words is "one hundred forty-four billion, six hundred eighty-four million, forty-seven thousand, one hundred seventy-three".