43420430341243 has 8 divisors (see below), whose sum is σ = 44132859110880. Its totient is φ = 42708021521280.

The previous prime is 43420430341241. The next prime is 43420430341331. The reversal of 43420430341243 is 34214303402434.

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 43420430341243 - 2¹ = 43420430341241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43420430341241) 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, 566830 + ... + 9336067.

It is an arithmetic number, because the mean of its divisors is an integer number (5516607388860).

Almost surely, 2^{43420430341243} is an apocalyptic number.

43420430341243 is a deficient number, since it is larger than the sum of its proper divisors (712428769637).

43420430341243 is an equidigital number, since it uses as much as digits as its factorization.

43420430341243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9974837.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 43420430341243 its reverse (34214303402434), we get a palindrome (77634733743677).

The spelling of 43420430341243 in words is "forty-three trillion, four hundred twenty billion, four hundred thirty million, three hundred forty-one thousand, two hundred forty-three".