1232043434 has 4 divisors (see below), whose sum is σ = 1848065154. Its totient is φ = 616021716.

The previous prime is 1232043401. The next prime is 1232043437. The reversal of 1232043434 is 4343402321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4343402321 = 23753 ⋅182857.

It can be written as a sum of positive squares in only one way, i.e., 1228712809 + 3330625 = 35053^2 + 1825^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1232043437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308010857 + ... + 308010860.

Almost surely, 2^1232043434 is an apocalyptic number.

1232043434 is a deficient number, since it is larger than the sum of its proper divisors (616021720).

1232043434 is an equidigital number, since it uses as much as digits as its factorization.

1232043434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616021719.

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

The square root of 1232043434 is about 35100.4762645751. The cubic root of 1232043434 is about 1072.0342800401.

Adding to 1232043434 its reverse (4343402321), we get a palindrome (5575445755).

The spelling of 1232043434 in words is "one billion, two hundred thirty-two million, forty-three thousand, four hundred thirty-four".