144203045 has 16 divisors (see below), whose sum is σ = 200271360. Its totient is φ = 97628544.

The previous prime is 144202991. The next prime is 144203071. The reversal of 144203045 is 540302441.

It is a cyclic number.

It is not a de Polignac number, because 144203045 - 2¹⁰ = 144202021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144203045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23312 + ... + 28841.

It is an arithmetic number, because the mean of its divisors is an integer number (12516960).

Almost surely, 2^144203045 is an apocalyptic number.

It is an amenable number.

144203045 is a deficient number, since it is larger than the sum of its proper divisors (56068315).

144203045 is an equidigital number, since it uses as much as digits as its factorization.

144203045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52244.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 144203045 is about 12008.4572281372. The cubic root of 144203045 is about 524.3945188999.

Adding to 144203045 its reverse (540302441), we get a palindrome (684505486).

The spelling of 144203045 in words is "one hundred forty-four million, two hundred three thousand, forty-five".