43304340139 has 2 divisors, whose sum is σ = 43304340140. Its totient is φ = 43304340138.

The previous prime is 43304340119. The next prime is 43304340173. The reversal of 43304340139 is 93104340334.

It is an a-pointer prime, because the next prime (43304340173) can be obtained adding 43304340139 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43304340139 is a prime.

It is not a weakly prime, because it can be changed into another prime (43304340119) 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 as a sum of consecutive naturals, namely, 21652170069 + 21652170070.

It is an arithmetic number, because the mean of its divisors is an integer number (21652170070).

Almost surely, 2^43304340139 is an apocalyptic number.

43304340139 is a deficient number, since it is larger than the sum of its proper divisors (1).

43304340139 is an equidigital number, since it uses as much as digits as its factorization.

43304340139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 34.

The spelling of 43304340139 in words is "forty-three billion, three hundred four million, three hundred forty thousand, one hundred thirty-nine".