144522605531 has 2 divisors, whose sum is σ = 144522605532. Its totient is φ = 144522605530.

The previous prime is 144522605519. The next prime is 144522605603. The reversal of 144522605531 is 135506225441.

It is a weak prime.

It is an emirp because it is prime and its reverse (135506225441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144522605531 is a prime.

It is a super-2 number, since 2×144522605531² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144522605831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72261302765 + 72261302766.

It is an arithmetic number, because the mean of its divisors is an integer number (72261302766).

Almost surely, 2^144522605531 is an apocalyptic number.

144522605531 is a deficient number, since it is larger than the sum of its proper divisors (1).

144522605531 is an equidigital number, since it uses as much as digits as its factorization.

144522605531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 144522605531 in words is "one hundred forty-four billion, five hundred twenty-two million, six hundred five thousand, five hundred thirty-one".