140324243 has 8 divisors (see below), whose sum is σ = 147625200. Its totient is φ = 133187488.

The previous prime is 140324227. The next prime is 140324257. The reversal of 140324243 is 342423041.

140324243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 140324243 - 2⁴ = 140324227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140324203) 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, 39296 + ... + 42717.

It is an arithmetic number, because the mean of its divisors is an integer number (18453150).

Almost surely, 2^140324243 is an apocalyptic number.

140324243 is a deficient number, since it is larger than the sum of its proper divisors (7300957).

140324243 is an equidigital number, since it uses as much as digits as its factorization.

140324243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82101.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 140324243 is about 11845.8534095269. The cubic root of 140324243 is about 519.6499653662.

Adding to 140324243 its reverse (342423041), we get a palindrome (482747284).

The spelling of 140324243 in words is "one hundred forty million, three hundred twenty-four thousand, two hundred forty-three".