144479951173 has 2 divisors, whose sum is σ = 144479951174. Its totient is φ = 144479951172.

The previous prime is 144479951159. The next prime is 144479951179. The reversal of 144479951173 is 371159974441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144474489604 + 5461569 = 380098^2 + 2337^2 .

It is a cyclic number.

It is not a de Polignac number, because 144479951173 - 2²⁵ = 144446396741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144479951179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72239975586 + 72239975587.

It is an arithmetic number, because the mean of its divisors is an integer number (72239975587).

Almost surely, 2^144479951173 is an apocalyptic number.

It is an amenable number.

144479951173 is a deficient number, since it is larger than the sum of its proper divisors (1).

144479951173 is an equidigital number, since it uses as much as digits as its factorization.

144479951173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3810240, while the sum is 55.

The spelling of 144479951173 in words is "one hundred forty-four billion, four hundred seventy-nine million, nine hundred fifty-one thousand, one hundred seventy-three".