144066563 has 4 divisors (see below), whose sum is σ = 144179448. Its totient is φ = 143953680.

The previous prime is 144066557. The next prime is 144066623. The reversal of 144066563 is 365660441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365660441 = 383 ⋅954727.

It is a cyclic number.

It is not a de Polignac number, because 144066563 - 2⁴ = 144066547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144066523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54506 + ... + 57087.

It is an arithmetic number, because the mean of its divisors is an integer number (36044862).

Almost surely, 2^144066563 is an apocalyptic number.

144066563 is a deficient number, since it is larger than the sum of its proper divisors (112885).

144066563 is a wasteful number, since it uses less digits than its factorization.

144066563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112884.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 144066563 is about 12002.7731379044. The cubic root of 144066563 is about 524.2290277018.

The spelling of 144066563 in words is "one hundred forty-four million, sixty-six thousand, five hundred sixty-three".