144263 has 8 divisors (see below), whose sum is σ = 169632. Its totient is φ = 120096.

The previous prime is 144259. The next prime is 144271. The reversal of 144263 is 362441.

It is a happy number.

144263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144263 - 2² = 144259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20 + ... + 537.

It is an arithmetic number, because the mean of its divisors is an integer number (21204).

2¹⁴⁴²⁶³ is an apocalyptic number.

144263 is a deficient number, since it is larger than the sum of its proper divisors (25369).

144263 is an equidigital number, since it uses as much as digits as its factorization.

144263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601.

The product of its digits is 576, while the sum is 20.

The square root of 144263 is about 379.8196940655. The cubic root of 144263 is about 52.4467184303.

The spelling of 144263 in words is "one hundred forty-four thousand, two hundred sixty-three".