144429503 has 2 divisors, whose sum is σ = 144429504. Its totient is φ = 144429502.

The previous prime is 144429491. The next prime is 144429529. The reversal of 144429503 is 305924441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144429503 - 2⁴ = 144429487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144429503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144425503) 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, 72214751 + 72214752.

It is an arithmetic number, because the mean of its divisors is an integer number (72214752).

Almost surely, 2^144429503 is an apocalyptic number.

144429503 is a deficient number, since it is larger than the sum of its proper divisors (1).

144429503 is an equidigital number, since it uses as much as digits as its factorization.

144429503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 144429503 is about 12017.8826338087. The cubic root of 144429503 is about 524.6688802453.

The spelling of 144429503 in words is "one hundred forty-four million, four hundred twenty-nine thousand, five hundred three".