11056481 has 2 divisors, whose sum is σ = 11056482. Its totient is φ = 11056480.

The previous prime is 11056471. The next prime is 11056483. The reversal of 11056481 is 18465011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8317456 + 2739025 = 2884^2 + 1655^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11056481 is a prime.

It is a super-2 number, since 2×11056481² = 244491544206722, which contains 22 as substring.

Together with 11056483, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11056481.

It is not a weakly prime, because it can be changed into another prime (11056483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528240 + 5528241.

It is an arithmetic number, because the mean of its divisors is an integer number (5528241).

Almost surely, 2^11056481 is an apocalyptic number.

It is an amenable number.

11056481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11056481 is an equidigital number, since it uses as much as digits as its factorization.

11056481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 11056481 is about 3325.1287193130. The cubic root of 11056481 is about 222.7780037205.

The spelling of 11056481 in words is "eleven million, fifty-six thousand, four hundred eighty-one".