41433343421 has 2 divisors, whose sum is σ = 41433343422. Its totient is φ = 41433343420.

The previous prime is 41433343411. The next prime is 41433343429. The reversal of 41433343421 is 12434333414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30350517796 + 11082825625 = 174214^2 + 105275^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41433343421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41433343429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20716671710 + 20716671711.

It is an arithmetic number, because the mean of its divisors is an integer number (20716671711).

Almost surely, 2^41433343421 is an apocalyptic number.

It is an amenable number.

41433343421 is a deficient number, since it is larger than the sum of its proper divisors (1).

41433343421 is an equidigital number, since it uses as much as digits as its factorization.

41433343421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 32.

Adding to 41433343421 its reverse (12434333414), we get a palindrome (53867676835).

It can be divided in two parts, 414333 and 43421, that added together give a palindrome (457754).

The spelling of 41433343421 in words is "forty-one billion, four hundred thirty-three million, three hundred forty-three thousand, four hundred twenty-one".