140234112 has 64 divisors (see below), whose sum is σ = 413895600. Its totient is φ = 46743552.

The previous prime is 140234089. The next prime is 140234113. The reversal of 140234112 is 211432041.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140234113) 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, 16833 + ... + 23744.

Almost surely, 2^140234112 is an apocalyptic number.

140234112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140234112 is an abundant number, since it is smaller than the sum of its proper divisors (273661488).

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

140234112 is an equidigital number, since it uses as much as digits as its factorization.

140234112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40600 (or 40582 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 140234112 is about 11842.0484714428. The cubic root of 140234112 is about 519.5386835677.

Adding to 140234112 its reverse (211432041), we get a palindrome (351666153).

The spelling of 140234112 in words is "one hundred forty million, two hundred thirty-four thousand, one hundred twelve".