140043433234231 has 8 divisors (see below), whose sum is σ = 140510462339520. Its totient is φ = 139576708685568.

The previous prime is 140043433234219. The next prime is 140043433234247. The reversal of 140043433234231 is 132432334340041.

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

It is a cyclic number.

It is not a de Polignac number, because 140043433234231 - 2²¹ = 140043431137079 is a prime.

It is a super-3 number, since 3×140043433234231³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140043233234231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75217951 + ... + 77057296.

It is an arithmetic number, because the mean of its divisors is an integer number (17563807792440).

Almost surely, 2^{140043433234231} is an apocalyptic number.

140043433234231 is a deficient number, since it is larger than the sum of its proper divisors (467029105289).

140043433234231 is a wasteful number, since it uses less digits than its factorization.

140043433234231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152278313.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 140043433234231 its reverse (132432334340041), we get a palindrome (272475767574272).

The spelling of 140043433234231 in words is "one hundred forty trillion, forty-three billion, four hundred thirty-three million, two hundred thirty-four thousand, two hundred thirty-one".