144111543 has 8 divisors (see below), whose sum is σ = 192451056. Its totient is φ = 95923200.

The previous prime is 144111521. The next prime is 144111551. The reversal of 144111543 is 345111441.

It is a happy number.

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

It is not a de Polignac number, because 144111543 - 2⁸ = 144111287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144110543) 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, 35548 + ... + 39393.

It is an arithmetic number, because the mean of its divisors is an integer number (24056382).

Almost surely, 2^144111543 is an apocalyptic number.

144111543 is a deficient number, since it is larger than the sum of its proper divisors (48339513).

144111543 is an equidigital number, since it uses as much as digits as its factorization.

144111543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75585.

The product of its digits is 960, while the sum is 24.

The square root of 144111543 is about 12004.6467253310. The cubic root of 144111543 is about 524.2835797265.

Adding to 144111543 its reverse (345111441), we get a palindrome (489222984).

The spelling of 144111543 in words is "one hundred forty-four million, one hundred eleven thousand, five hundred forty-three".