144440104 has 8 divisors (see below), whose sum is σ = 270825210. Its totient is φ = 72220048.

The previous prime is 144440077. The next prime is 144440111. The reversal of 144440104 is 401044441.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 139287204 + 5152900 = 11802^2 + 2270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9027499 + ... + 9027514.

Almost surely, 2^144440104 is an apocalyptic number.

It is an amenable number.

144440104 is a deficient number, since it is larger than the sum of its proper divisors (126385106).

144440104 is a wasteful number, since it uses less digits than its factorization.

144440104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18055019 (or 18055015 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 144440104 is about 12018.3236767862. The cubic root of 144440104 is about 524.6817166779.

Adding to 144440104 its reverse (401044441), we get a palindrome (545484545).

The spelling of 144440104 in words is "one hundred forty-four million, four hundred forty thousand, one hundred four".