20141144 has 16 divisors (see below), whose sum is σ = 37837800. Its totient is φ = 10051072.

The previous prime is 20141111. The next prime is 20141153. The reversal of 20141144 is 44114102.

It is a congruent number.

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, 2552 + ... + 6840.

Almost surely, 2^20141144 is an apocalyptic number.

It is an amenable number.

20141144 is a deficient number, since it is larger than the sum of its proper divisors (17696656).

20141144 is a wasteful number, since it uses less digits than its factorization.

20141144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4882 (or 4878 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 20141144 is about 4487.8885904175. Note that the first 3 decimals coincide. The cubic root of 20141144 is about 272.0788050207.

Adding to 20141144 its reverse (44114102), we get a palindrome (64255246).

The spelling of 20141144 in words is "twenty million, one hundred forty-one thousand, one hundred forty-four".