5605105511 has 2 divisors, whose sum is σ = 5605105512. Its totient is φ = 5605105510.

The previous prime is 5605105501. The next prime is 5605105591. The reversal of 5605105511 is 1155015065.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5605105511 - 2¹⁸ = 5604843367 is a prime.

It is a super-2 number, since 2×5605105511² = 62834415578885142242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5605105501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802552755 + 2802552756.

It is an arithmetic number, because the mean of its divisors is an integer number (2802552756).

Almost surely, 2^5605105511 is an apocalyptic number.

5605105511 is a deficient number, since it is larger than the sum of its proper divisors (1).

5605105511 is an equidigital number, since it uses as much as digits as its factorization.

5605105511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3750, while the sum is 29.

The square root of 5605105511 is about 74867.2525941750. The cubic root of 5605105511 is about 1776.3475066646.

The spelling of 5605105511 in words is "five billion, six hundred five million, one hundred five thousand, five hundred eleven".