232434143 has 4 divisors (see below), whose sum is σ = 232735608. Its totient is φ = 232132680.

The previous prime is 232434121. The next prime is 232434157. The reversal of 232434143 is 341434232.

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

It is a cyclic number.

It is not a de Polignac number, because 232434143 - 2¹² = 232430047 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 (232434443) 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 in 3 ways as a sum of consecutive naturals, for example, 149573 + ... + 151118.

It is an arithmetic number, because the mean of its divisors is an integer number (58183902).

Almost surely, 2^232434143 is an apocalyptic number.

232434143 is a deficient number, since it is larger than the sum of its proper divisors (301465).

232434143 is an equidigital number, since it uses as much as digits as its factorization.

232434143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301464.

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

The square root of 232434143 is about 15245.7909929265. The cubic root of 232434143 is about 614.8464093065.

Adding to 232434143 its reverse (341434232), we get a palindrome (573868375).

The spelling of 232434143 in words is "two hundred thirty-two million, four hundred thirty-four thousand, one hundred forty-three".