144145103 has 4 divisors (see below), whose sum is σ = 144203328. Its totient is φ = 144086880.

The previous prime is 144145087. The next prime is 144145129. The reversal of 144145103 is 301541441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144145103 - 2⁴ = 144145087 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 (144105103) 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 in 3 ways as a sum of consecutive naturals, for example, 25226 + ... + 30407.

It is an arithmetic number, because the mean of its divisors is an integer number (36050832).

Almost surely, 2^144145103 is an apocalyptic number.

144145103 is a deficient number, since it is larger than the sum of its proper divisors (58225).

144145103 is an equidigital number, since it uses as much as digits as its factorization.

144145103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58224.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 144145103 is about 12006.0444360330. The cubic root of 144145103 is about 524.3242741102.

Adding to 144145103 its reverse (301541441), we get a palindrome (445686544).

The spelling of 144145103 in words is "one hundred forty-four million, one hundred forty-five thousand, one hundred three".