43421210341 has 4 divisors (see below), whose sum is σ = 43446442284. Its totient is φ = 43395978400.

The previous prime is 43421210323. The next prime is 43421210401. The reversal of 43421210341 is 14301212434.

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

It can be written as a sum of positive squares in 2 ways, for example, as 33351890625 + 10069319716 = 182625^2 + 100346^2 .

It is a cyclic number.

It is not a de Polignac number, because 43421210341 - 2¹⁷ = 43421079269 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 (43421210641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12613390 + ... + 12616831.

It is an arithmetic number, because the mean of its divisors is an integer number (10861610571).

Almost surely, 2^43421210341 is an apocalyptic number.

It is an amenable number.

43421210341 is a deficient number, since it is larger than the sum of its proper divisors (25231943).

43421210341 is a wasteful number, since it uses less digits than its factorization.

43421210341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25231942.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 43421210341 its reverse (14301212434), we get a palindrome (57722422775).

The spelling of 43421210341 in words is "forty-three billion, four hundred twenty-one million, two hundred ten thousand, three hundred forty-one".