144173243 has 8 divisors (see below), whose sum is σ = 152891712. Its totient is φ = 135481216.

The previous prime is 144173221. The next prime is 144173251. The reversal of 144173243 is 342371441.

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 144173243 - 2¹⁸ = 143911099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144173203) 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, 5246 + ... + 17772.

It is an arithmetic number, because the mean of its divisors is an integer number (19111464).

Almost surely, 2^144173243 is an apocalyptic number.

144173243 is a deficient number, since it is larger than the sum of its proper divisors (8718469).

144173243 is a wasteful number, since it uses less digits than its factorization.

144173243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13221.

The product of its digits is 8064, while the sum is 29.

The square root of 144173243 is about 12007.2162885491. The cubic root of 144173243 is about 524.3583914100.

The spelling of 144173243 in words is "one hundred forty-four million, one hundred seventy-three thousand, two hundred forty-three".