1240324343 has 8 divisors (see below), whose sum is σ = 1248022176. Its totient is φ = 1232640000.

The previous prime is 1240324331. The next prime is 1240324399. The reversal of 1240324343 is 3434230421.

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 1240324343 - 2⁶ = 1240324279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240324643) 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, 229118 + ... + 234468.

It is an arithmetic number, because the mean of its divisors is an integer number (156002772).

Almost surely, 2^1240324343 is an apocalyptic number.

1240324343 is a deficient number, since it is larger than the sum of its proper divisors (7697833).

1240324343 is a wasteful number, since it uses less digits than its factorization.

1240324343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6745.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 1240324343 is about 35218.2387833350. The cubic root of 1240324343 is about 1074.4307331749.

Adding to 1240324343 its reverse (3434230421), we get a palindrome (4674554764).

The spelling of 1240324343 in words is "one billion, two hundred forty million, three hundred twenty-four thousand, three hundred forty-three".