140343411323 has 8 divisors (see below), whose sum is σ = 140446634016. Its totient is φ = 140240232000.

The previous prime is 140343411317. The next prime is 140343411359. The reversal of 140343411323 is 323114343041.

It is a happy number.

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 140343411323 - 2¹⁶ = 140343345787 is a prime.

It is a super-2 number, since 2×140343411323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140343611323) 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, 8947778 + ... + 8963448.

It is an arithmetic number, because the mean of its divisors is an integer number (17555829252).

Almost surely, 2^140343411323 is an apocalyptic number.

140343411323 is a deficient number, since it is larger than the sum of its proper divisors (103222693).

140343411323 is a wasteful number, since it uses less digits than its factorization.

140343411323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21685.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 140343411323 its reverse (323114343041), we get a palindrome (463457754364).

The spelling of 140343411323 in words is "one hundred forty billion, three hundred forty-three million, four hundred eleven thousand, three hundred twenty-three".