140430423343 has 6 divisors (see below), whose sum is σ = 163357839456. Its totient is φ = 120368934252.

The previous prime is 140430423293. The next prime is 140430423361. The reversal of 140430423343 is 343324034041.

It is not a de Polignac number, because 140430423343 - 2¹⁷ = 140430292271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140430423643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1432963455 + ... + 1432963552.

It is an arithmetic number, because the mean of its divisors is an integer number (27226306576).

Almost surely, 2^140430423343 is an apocalyptic number.

140430423343 is a deficient number, since it is larger than the sum of its proper divisors (22927416113).

140430423343 is an equidigital number, since it uses as much as digits as its factorization.

140430423343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2865927021 (or 2865927014 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 140430423343 its reverse (343324034041), we get a palindrome (483754457384).

The spelling of 140430423343 in words is "one hundred forty billion, four hundred thirty million, four hundred twenty-three thousand, three hundred forty-three".