1232240043 has 4 divisors (see below), whose sum is σ = 1642986728. Its totient is φ = 821493360.

The previous prime is 1232240011. The next prime is 1232240057. The reversal of 1232240043 is 3400422321.

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

It is not a de Polignac number, because 1232240043 - 2⁵ = 1232240011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232240063) 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, 205373338 + ... + 205373343.

It is an arithmetic number, because the mean of its divisors is an integer number (410746682).

Almost surely, 2^1232240043 is an apocalyptic number.

1232240043 is a deficient number, since it is larger than the sum of its proper divisors (410746685).

1232240043 is an equidigital number, since it uses as much as digits as its factorization.

1232240043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410746684.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1232240043 is about 35103.2768128561. The cubic root of 1232240043 is about 1072.0913019414.

Adding to 1232240043 its reverse (3400422321), we get a palindrome (4632662364).

The spelling of 1232240043 in words is "one billion, two hundred thirty-two million, two hundred forty thousand, forty-three".