140344112 has 40 divisors (see below), whose sum is σ = 289307376. Its totient is φ = 65724416.

The previous prime is 140344111. The next prime is 140344121. The reversal of 140344112 is 211443041.

140344112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140344111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60608 + ... + 62880.

Almost surely, 2^140344112 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 140344112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144653688).

140344112 is an abundant number, since it is smaller than the sum of its proper divisors (148963264).

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

140344112 is a wasteful number, since it uses less digits than its factorization.

140344112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525 (or 2519 counting only the distinct ones).

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

The square root of 140344112 is about 11846.6920277350. The cubic root of 140344112 is about 519.6744905603.

Adding to 140344112 its reverse (211443041), we get a palindrome (351787153).

The spelling of 140344112 in words is "one hundred forty million, three hundred forty-four thousand, one hundred twelve".