144500545 has 16 divisors (see below), whose sum is σ = 198776448. Its totient is φ = 98784000.

The previous prime is 144500501. The next prime is 144500569. The reversal of 144500545 is 545005441.

It is not a de Polignac number, because 144500545 - 2¹⁵ = 144467777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5670 + ... + 17920.

It is an arithmetic number, because the mean of its divisors is an integer number (12423528).

Almost surely, 2^144500545 is an apocalyptic number.

It is an amenable number.

144500545 is a deficient number, since it is larger than the sum of its proper divisors (54275903).

144500545 is a wasteful number, since it uses less digits than its factorization.

144500545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12600.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 144500545 is about 12020.8379491614. The cubic root of 144500545 is about 524.7548908736.

Adding to 144500545 its reverse (545005441), we get a palindrome (689505986).

The spelling of 144500545 in words is "one hundred forty-four million, five hundred thousand, five hundred forty-five".