1232040343 has 8 divisors (see below), whose sum is σ = 1267301376. Its totient is φ = 1197079800.

The previous prime is 1232040311. The next prime is 1232040349. The reversal of 1232040343 is 3430402321.

It is a happy number.

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 1232040343 - 2⁵ = 1232040311 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 (1232040349) 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, 66793 + ... + 83218.

It is an arithmetic number, because the mean of its divisors is an integer number (158412672).

Almost surely, 2^1232040343 is an apocalyptic number.

1232040343 is a deficient number, since it is larger than the sum of its proper divisors (35261033).

1232040343 is a wasteful number, since it uses less digits than its factorization.

1232040343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150245.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1232040343 is about 35100.4322338059. The cubic root of 1232040343 is about 1072.0333835185.

Adding to 1232040343 its reverse (3430402321), we get a palindrome (4662442664).

The spelling of 1232040343 in words is "one billion, two hundred thirty-two million, forty thousand, three hundred forty-three".