140512234 has 8 divisors (see below), whose sum is σ = 215252928. Its totient is φ = 68761260.

The previous prime is 140512231. The next prime is 140512237. The reversal of 140512234 is 432215041.

It is an interprime number because it is at equal distance from previous prime (140512231) and next prime (140512237).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (140512231) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 747312 + ... + 747499.

It is an arithmetic number, because the mean of its divisors is an integer number (26906616).

Almost surely, 2^140512234 is an apocalyptic number.

140512234 is a deficient number, since it is larger than the sum of its proper divisors (74740694).

140512234 is a wasteful number, since it uses less digits than its factorization.

140512234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494860.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 140512234 is about 11853.7856400392. The cubic root of 140512234 is about 519.8819184544.

Adding to 140512234 its reverse (432215041), we get a palindrome (572727275).

The spelling of 140512234 in words is "one hundred forty million, five hundred twelve thousand, two hundred thirty-four".