140343014431 has 16 divisors (see below), whose sum is σ = 142965936288. Its totient is φ = 137740608000.

The previous prime is 140343014423. The next prime is 140343014437. The reversal of 140343014431 is 134410343041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 140343014431 - 2³ = 140343014423 is a prime.

It is a super-3 number, since 3×140343014431³ (a number of 34 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 self number, because there is not a number n which added to its sum of digits gives 140343014431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140343014437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13902696 + ... + 13912786.

It is an arithmetic number, because the mean of its divisors is an integer number (8935371018).

Almost surely, 2^140343014431 is an apocalyptic number.

140343014431 is a deficient number, since it is larger than the sum of its proper divisors (2622921857).

140343014431 is a wasteful number, since it uses less digits than its factorization.

140343014431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11082.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 140343014431 its reverse (134410343041), we get a palindrome (274753357472).

The spelling of 140343014431 in words is "one hundred forty billion, three hundred forty-three million, fourteen thousand, four hundred thirty-one".