11056506 has 16 divisors (see below), whose sum is σ = 22146048. Its totient is φ = 3680000.

The previous prime is 11056501. The next prime is 11056517. The reversal of 11056506 is 60565011.

It is not an unprimeable number, because it can be changed into a prime (11056501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6106 + ... + 7706.

It is an arithmetic number, because the mean of its divisors is an integer number (1384128).

Almost surely, 2^11056506 is an apocalyptic number.

11056506 is an abundant number, since it is smaller than the sum of its proper divisors (11089542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11056506 is a wasteful number, since it uses less digits than its factorization.

11056506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 11056506 is about 3325.1324785638. The cubic root of 11056506 is about 222.7781716294.

It can be divided in two parts, 110 and 56506, that added together give a triangular number (56616 = T₃₃₆).

The spelling of 11056506 in words is "eleven million, fifty-six thousand, five hundred six".