11061111005 has 8 divisors (see below), whose sum is σ = 15169523712. Its totient is φ = 7584761808.

The previous prime is 11061111001. The next prime is 11061111031. The reversal of 11061111005 is 50011116011.

11061111005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11061111005 - 2² = 11061111001 is a prime.

It is a super-2 number, since 2×11061111005² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11061111001) 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 in 7 ways as a sum of consecutive naturals, for example, 158015837 + ... + 158015906.

It is an arithmetic number, because the mean of its divisors is an integer number (1896190464).

Almost surely, 2^11061111005 is an apocalyptic number.

It is an amenable number.

11061111005 is a deficient number, since it is larger than the sum of its proper divisors (4108412707).

11061111005 is an equidigital number, since it uses as much as digits as its factorization.

11061111005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316031755.

The product of its (nonzero) digits is 30, while the sum is 17.

Adding to 11061111005 its reverse (50011116011), we get a palindrome (61072227016).

It can be divided in two parts, 1106 and 1111005, that added together give a palindrome (1112111).

The spelling of 11061111005 in words is "eleven billion, sixty-one million, one hundred eleven thousand, five".