144309563 has 2 divisors, whose sum is σ = 144309564. Its totient is φ = 144309562.

The previous prime is 144309553. The next prime is 144309611. The reversal of 144309563 is 365903441.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144309563 - 2⁶ = 144309499 is a prime.

It is not a weakly prime, because it can be changed into another prime (144309523) 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, 72154781 + 72154782.

It is an arithmetic number, because the mean of its divisors is an integer number (72154782).

Almost surely, 2^144309563 is an apocalyptic number.

144309563 is a deficient number, since it is larger than the sum of its proper divisors (1).

144309563 is an equidigital number, since it uses as much as digits as its factorization.

144309563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 144309563 is about 12012.8915336816. The cubic root of 144309563 is about 524.5236047262.

The spelling of 144309563 in words is "one hundred forty-four million, three hundred nine thousand, five hundred sixty-three".