144521451223 has 2 divisors, whose sum is σ = 144521451224. Its totient is φ = 144521451222.

The previous prime is 144521451209. The next prime is 144521451233. The reversal of 144521451223 is 322154125441.

144521451223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144521451223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144521451233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72260725611 + 72260725612.

It is an arithmetic number, because the mean of its divisors is an integer number (72260725612).

Almost surely, 2^144521451223 is an apocalyptic number.

144521451223 is a deficient number, since it is larger than the sum of its proper divisors (1).

144521451223 is an equidigital number, since it uses as much as digits as its factorization.

144521451223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38400, while the sum is 34.

Adding to 144521451223 its reverse (322154125441), we get a palindrome (466675576664).

The spelling of 144521451223 in words is "one hundred forty-four billion, five hundred twenty-one million, four hundred fifty-one thousand, two hundred twenty-three".