43353320041 has 2 divisors, whose sum is σ = 43353320042. Its totient is φ = 43353320040.

The previous prime is 43353320033. The next prime is 43353320089. The reversal of 43353320041 is 14002335334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22013953641 + 21339366400 = 148371^2 + 146080^2 .

It is a cyclic number.

It is not a de Polignac number, because 43353320041 - 2³ = 43353320033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43353319991 and 43353320009.

It is not a weakly prime, because it can be changed into another prime (43353320341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21676660020 + 21676660021.

It is an arithmetic number, because the mean of its divisors is an integer number (21676660021).

Almost surely, 2^43353320041 is an apocalyptic number.

It is an amenable number.

43353320041 is a deficient number, since it is larger than the sum of its proper divisors (1).

43353320041 is an equidigital number, since it uses as much as digits as its factorization.

43353320041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 43353320041 its reverse (14002335334), we get a palindrome (57355655375).

The spelling of 43353320041 in words is "forty-three billion, three hundred fifty-three million, three hundred twenty thousand, forty-one".