5105666611 has 2 divisors, whose sum is σ = 5105666612. Its totient is φ = 5105666610.

The previous prime is 5105666597. The next prime is 5105666617. The reversal of 5105666611 is 1166665015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5105666611 - 2⁷ = 5105666483 is a prime.

It is not a weakly prime, because it can be changed into another prime (5105666617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552833305 + 2552833306.

It is an arithmetic number, because the mean of its divisors is an integer number (2552833306).

Almost surely, 2^5105666611 is an apocalyptic number.

5105666611 is a deficient number, since it is larger than the sum of its proper divisors (1).

5105666611 is an equidigital number, since it uses as much as digits as its factorization.

5105666611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 5105666611 is about 71453.9474836765. The cubic root of 5105666611 is about 1721.9378972443.

The spelling of 5105666611 in words is "five billion, one hundred five million, six hundred sixty-six thousand, six hundred eleven".