144943504 has 20 divisors (see below), whose sum is σ = 288419164. Its totient is φ = 70512768.

The previous prime is 144943459. The next prime is 144943523. The reversal of 144943504 is 405349441.

It can be written as a sum of positive squares in 2 ways, for example, as 78357904 + 66585600 = 8852^2 + 8160^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 144943504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121827 + ... + 123010.

Almost surely, 2^144943504 is an apocalyptic number.

It is an amenable number.

144943504 is a deficient number, since it is larger than the sum of its proper divisors (143475660).

144943504 is a wasteful number, since it uses less digits than its factorization.

144943504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244882 (or 244876 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 144943504 is about 12039.2484815291. The cubic root of 144943504 is about 525.2905469604.

The spelling of 144943504 in words is "one hundred forty-four million, nine hundred forty-three thousand, five hundred four".