140243333 has 4 divisors (see below), whose sum is σ = 145079340. Its totient is φ = 135407328.

The previous prime is 140243321. The next prime is 140243371. The reversal of 140243333 is 333342041.

140243333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41499364 + 98743969 = 6442^2 + 9937^2 .

It is a cyclic number.

It is not a de Polignac number, because 140243333 - 2⁴ = 140243317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140243299 and 140243308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140243303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2417960 + ... + 2418017.

It is an arithmetic number, because the mean of its divisors is an integer number (36269835).

Almost surely, 2^140243333 is an apocalyptic number.

It is an amenable number.

140243333 is a deficient number, since it is larger than the sum of its proper divisors (4836007).

140243333 is an equidigital number, since it uses as much as digits as its factorization.

140243333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836006.

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

The square root of 140243333 is about 11842.4377980211. The cubic root of 140243333 is about 519.5500706241.

Adding to 140243333 its reverse (333342041), we get a palindrome (473585374).

The spelling of 140243333 in words is "one hundred forty million, two hundred forty-three thousand, three hundred thirty-three".