432343144421 has 2 divisors, whose sum is σ = 432343144422. Its totient is φ = 432343144420.

The previous prime is 432343144399. The next prime is 432343144423. The reversal of 432343144421 is 124441343234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 332162032225 + 100181112196 = 576335^2 + 316514^2 .

It is a cyclic number.

It is not a de Polignac number, because 432343144421 - 2³⁴ = 415163275237 is a prime.

Together with 432343144423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432343144423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216171572210 + 216171572211.

It is an arithmetic number, because the mean of its divisors is an integer number (216171572211).

Almost surely, 2^432343144421 is an apocalyptic number.

It is an amenable number.

432343144421 is a deficient number, since it is larger than the sum of its proper divisors (1).

432343144421 is an equidigital number, since it uses as much as digits as its factorization.

432343144421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 35.

Adding to 432343144421 its reverse (124441343234), we get a palindrome (556784487655).

The spelling of 432343144421 in words is "four hundred thirty-two billion, three hundred forty-three million, one hundred forty-four thousand, four hundred twenty-one".