144503453 has 2 divisors, whose sum is σ = 144503454. Its totient is φ = 144503452.

The previous prime is 144503423. The next prime is 144503459. The reversal of 144503453 is 354305441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110712484 + 33790969 = 10522^2 + 5813^2 .

It is a cyclic number.

It is not a de Polignac number, because 144503453 - 2⁸ = 144503197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144503459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72251726 + 72251727.

It is an arithmetic number, because the mean of its divisors is an integer number (72251727).

Almost surely, 2^144503453 is an apocalyptic number.

It is an amenable number.

144503453 is a deficient number, since it is larger than the sum of its proper divisors (1).

144503453 is an equidigital number, since it uses as much as digits as its factorization.

144503453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 144503453 is about 12020.9589051789. The cubic root of 144503453 is about 524.7584109918.

Adding to 144503453 its reverse (354305441), we get a palindrome (498808894).

The spelling of 144503453 in words is "one hundred forty-four million, five hundred three thousand, four hundred fifty-three".