144531262553 has 2 divisors, whose sum is σ = 144531262554. Its totient is φ = 144531262552.

The previous prime is 144531262511. The next prime is 144531262607. The reversal of 144531262553 is 355262135441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95695566409 + 48835696144 = 309347^2 + 220988^2 .

It is a cyclic number.

It is not a de Polignac number, because 144531262553 - 2⁶ = 144531262489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 144531262553.

It is not a weakly prime, because it can be changed into another prime (144531262153) 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, 72265631276 + 72265631277.

It is an arithmetic number, because the mean of its divisors is an integer number (72265631277).

Almost surely, 2^144531262553 is an apocalyptic number.

It is an amenable number.

144531262553 is a deficient number, since it is larger than the sum of its proper divisors (1).

144531262553 is an equidigital number, since it uses as much as digits as its factorization.

144531262553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 41.

Adding to 144531262553 its reverse (355262135441), we get a palindrome (499793397994).

The spelling of 144531262553 in words is "one hundred forty-four billion, five hundred thirty-one million, two hundred sixty-two thousand, five hundred fifty-three".