11056487 has 6 divisors (see below), whose sum is σ = 11972592. Its totient is φ = 10205832.

The previous prime is 11056483. The next prime is 11056501. The reversal of 11056487 is 78465011.

It is a happy number.

It is not a de Polignac number, because 11056487 - 2² = 11056483 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 (11056481) 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 5 ways as a sum of consecutive naturals, for example, 32543 + ... + 32880.

It is an arithmetic number, because the mean of its divisors is an integer number (1995432).

Almost surely, 2^11056487 is an apocalyptic number.

11056487 is a deficient number, since it is larger than the sum of its proper divisors (916105).

11056487 is an equidigital number, since it uses as much as digits as its factorization.

11056487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65449 (or 65436 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 11056487 is about 3325.1296215336. The cubic root of 11056487 is about 222.7780440187.

The spelling of 11056487 in words is "eleven million, fifty-six thousand, four hundred eighty-seven".