140044112 has 80 divisors (see below), whose sum is σ = 310313472. Its totient is φ = 60756480.

The previous prime is 140044063. The next prime is 140044123. The reversal of 140044112 is 211440041.

It is a super-2 number, since 2×140044112² = 39224706611737088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238283 + ... + 238869.

Almost surely, 2^140044112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140044112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155156736).

140044112 is an abundant number, since it is smaller than the sum of its proper divisors (170269360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140044112 is a wasteful number, since it uses less digits than its factorization.

140044112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676 (or 670 counting only the distinct ones).

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

The square root of 140044112 is about 11834.0234916110. The cubic root of 140044112 is about 519.3039404820.

Adding to 140044112 its reverse (211440041), we get a palindrome (351484153).

The spelling of 140044112 in words is "one hundred forty million, forty-four thousand, one hundred twelve".