11056456 has 8 divisors (see below), whose sum is σ = 20730870. Its totient is φ = 5528224.

The previous prime is 11056447. The next prime is 11056457. The reversal of 11056456 is 65465011.

It can be written as a sum of positive squares in only one way, i.e., 6502500 + 4553956 = 2550^2 + 2134^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (11056457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691021 + ... + 691036.

Almost surely, 2^11056456 is an apocalyptic number.

It is an amenable number.

11056456 is a deficient number, since it is larger than the sum of its proper divisors (9674414).

11056456 is a wasteful number, since it uses less digits than its factorization.

11056456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382063 (or 1382059 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 11056456 is about 3325.1249600579. The cubic root of 11056456 is about 222.7778358113. Note that the first 3 decimals are identical.

The spelling of 11056456 in words is "eleven million, fifty-six thousand, four hundred fifty-six".