11056035011 has 4 divisors (see below), whose sum is σ = 12635468592. Its totient is φ = 9476601432.

The previous prime is 11056034981. The next prime is 11056035019. The reversal of 11056035011 is 11053065011.

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

It is a cyclic number.

It is not a de Polignac number, because 11056035011 - 2²² = 11051840707 is a prime.

It is a super-3 number, since 3×11056035011³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11056035019) 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 in 3 ways as a sum of consecutive naturals, for example, 789716780 + ... + 789716793.

It is an arithmetic number, because the mean of its divisors is an integer number (3158867148).

Almost surely, 2^11056035011 is an apocalyptic number.

11056035011 is a deficient number, since it is larger than the sum of its proper divisors (1579433581).

11056035011 is an equidigital number, since it uses as much as digits as its factorization.

11056035011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579433580.

The product of its (nonzero) digits is 450, while the sum is 23.

The spelling of 11056035011 in words is "eleven billion, fifty-six million, thirty-five thousand, eleven".