140340112 has 80 divisors (see below), whose sum is σ = 318229632. Its totient is φ = 59304960.

The previous prime is 140340071. The next prime is 140340113. The reversal of 140340112 is 211043041.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (140340113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149308 + ... + 150244.

Almost surely, 2^140340112 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 140340112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159114816).

140340112 is an abundant number, since it is smaller than the sum of its proper divisors (177889520).

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

140340112 is a wasteful number, since it uses less digits than its factorization.

140340112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016 (or 1010 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 140340112 is about 11846.5232030330. The cubic root of 140340112 is about 519.6695533678.

Adding to 140340112 its reverse (211043041), we get a palindrome (351383153).

The spelling of 140340112 in words is "one hundred forty million, three hundred forty thousand, one hundred twelve".