140343323 has 2 divisors, whose sum is σ = 140343324. Its totient is φ = 140343322.

The previous prime is 140343239. The next prime is 140343353. The reversal of 140343323 is 323343041.

140343323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140343323 - 2¹⁰ = 140342299 is a prime.

It is not a weakly prime, because it can be changed into another prime (140343353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70171661 + 70171662.

It is an arithmetic number, because the mean of its divisors is an integer number (70171662).

Almost surely, 2^140343323 is an apocalyptic number.

140343323 is a deficient number, since it is larger than the sum of its proper divisors (1).

140343323 is an equidigital number, since it uses as much as digits as its factorization.

140343323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 140343323 is about 11846.6587272530. The cubic root of 140343323 is about 519.6735167065.

Adding to 140343323 its reverse (323343041), we get a palindrome (463686364).

The spelling of 140343323 in words is "one hundred forty million, three hundred forty-three thousand, three hundred twenty-three".