144144520297 has 2 divisors, whose sum is σ = 144144520298. Its totient is φ = 144144520296.

The previous prime is 144144520279. The next prime is 144144520307. The reversal of 144144520297 is 792025441441.

Together with previous prime (144144520279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99517535296 + 44626985001 = 315464^2 + 211251^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144144520297 is a prime.

It is a super-3 number, since 3×144144520297³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (144144590297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72072260148 + 72072260149.

It is an arithmetic number, because the mean of its divisors is an integer number (72072260149).

Almost surely, 2^144144520297 is an apocalyptic number.

It is an amenable number.

144144520297 is a deficient number, since it is larger than the sum of its proper divisors (1).

144144520297 is an equidigital number, since it uses as much as digits as its factorization.

144144520297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 144144520297 in words is "one hundred forty-four billion, one hundred forty-four million, five hundred twenty thousand, two hundred ninety-seven".