11061005005 has 4 divisors (see below), whose sum is σ = 13273206012. Its totient is φ = 8848804000.

The previous prime is 11061004993. The next prime is 11061005023. The reversal of 11061005005 is 50050016011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3175209801 + 7885795204 = 56349^2 + 88802^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11061005005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106100496 + ... + 1106100505.

It is an arithmetic number, because the mean of its divisors is an integer number (3318301503).

Almost surely, 2^11061005005 is an apocalyptic number.

It is an amenable number.

11061005005 is a deficient number, since it is larger than the sum of its proper divisors (2212201007).

11061005005 is an equidigital number, since it uses as much as digits as its factorization.

11061005005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212201006.

The product of its (nonzero) digits is 150, while the sum is 19.

The spelling of 11061005005 in words is "eleven billion, sixty-one million, five thousand, five".