43353320341 has 2 divisors, whose sum is σ = 43353320342. Its totient is φ = 43353320340.

The previous prime is 43353320327. The next prime is 43353320383. The reversal of 43353320341 is 14302335334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25710839716 + 17642480625 = 160346^2 + 132825^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43353320341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43353320041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21676660170 + 21676660171.

It is an arithmetic number, because the mean of its divisors is an integer number (21676660171).

Almost surely, 2^43353320341 is an apocalyptic number.

It is an amenable number.

43353320341 is a deficient number, since it is larger than the sum of its proper divisors (1).

43353320341 is an equidigital number, since it uses as much as digits as its factorization.

43353320341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 31.

Adding to 43353320341 its reverse (14302335334), we get a palindrome (57655655675).

The spelling of 43353320341 in words is "forty-three billion, three hundred fifty-three million, three hundred twenty thousand, three hundred forty-one".