144521451233 has 2 divisors, whose sum is σ = 144521451234. Its totient is φ = 144521451232.

The previous prime is 144521451223. The next prime is 144521451247. The reversal of 144521451233 is 332154125441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115802048209 + 28719403024 = 340297^2 + 169468^2 .

It is a cyclic number.

It is not a de Polignac number, because 144521451233 - 2⁶ = 144521451169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144521451193 and 144521451202.

It is not a weakly prime, because it can be changed into another prime (144521451223) 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, 72260725616 + 72260725617.

It is an arithmetic number, because the mean of its divisors is an integer number (72260725617).

Almost surely, 2^144521451233 is an apocalyptic number.

It is an amenable number.

144521451233 is a deficient number, since it is larger than the sum of its proper divisors (1).

144521451233 is an equidigital number, since it uses as much as digits as its factorization.

144521451233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 35.

Adding to 144521451233 its reverse (332154125441), we get a palindrome (476675576674).

The spelling of 144521451233 in words is "one hundred forty-four billion, five hundred twenty-one million, four hundred fifty-one thousand, two hundred thirty-three".