43115005211 has 2 divisors, whose sum is σ = 43115005212. Its totient is φ = 43115005210.

The previous prime is 43115005121. The next prime is 43115005217. The reversal of 43115005211 is 11250051134.

Together with previous prime (43115005121) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43115005211 - 2¹⁰ = 43115004187 is a prime.

It is not a weakly prime, because it can be changed into another prime (43115005217) 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, 21557502605 + 21557502606.

It is an arithmetic number, because the mean of its divisors is an integer number (21557502606).

Almost surely, 2^43115005211 is an apocalyptic number.

43115005211 is a deficient number, since it is larger than the sum of its proper divisors (1).

43115005211 is an equidigital number, since it uses as much as digits as its factorization.

43115005211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 43115005211 its reverse (11250051134), we get a palindrome (54365056345).

The spelling of 43115005211 in words is "forty-three billion, one hundred fifteen million, five thousand, two hundred eleven".