11056567 has 4 divisors (see below), whose sum is σ = 11086120. Its totient is φ = 11027016.

The previous prime is 11056561. The next prime is 11056589. The reversal of 11056567 is 76565011.

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 11056567 - 2⁷ = 11056439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11056561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14208 + ... + 14965.

It is an arithmetic number, because the mean of its divisors is an integer number (2771530).

Almost surely, 2^11056567 is an apocalyptic number.

11056567 is a deficient number, since it is larger than the sum of its proper divisors (29553).

11056567 is an equidigital number, since it uses as much as digits as its factorization.

11056567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29552.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 11056567 is about 3325.1416511180. The cubic root of 11056567 is about 222.7785813262.

The spelling of 11056567 in words is "eleven million, fifty-six thousand, five hundred sixty-seven".