440143112 has 8 divisors (see below), whose sum is σ = 825268350. Its totient is φ = 220071552.

The previous prime is 440143097. The next prime is 440143139. The reversal of 440143112 is 211341044.

It can be written as a sum of positive squares in only one way, i.e., 266799556 + 173343556 = 16334^2 + 13166^2 .

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

It is an unprimeable number.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27508937 + ... + 27508952.

Almost surely, 2^440143112 is an apocalyptic number.

It is an amenable number.

440143112 is a deficient number, since it is larger than the sum of its proper divisors (385125238).

440143112 is a wasteful number, since it uses less digits than its factorization.

440143112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55017895 (or 55017891 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 440143112 is about 20979.5879845149. The cubic root of 440143112 is about 760.6729450518.

Adding to 440143112 its reverse (211341044), we get a palindrome (651484156).

The spelling of 440143112 in words is "four hundred forty million, one hundred forty-three thousand, one hundred twelve".