11057705 has 4 divisors (see below), whose sum is σ = 13269252. Its totient is φ = 8846160.

The previous prime is 11057699. The next prime is 11057707. The reversal of 11057705 is 50775011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4380649 + 6677056 = 2093^2 + 2584^2 .

It is not a de Polignac number, because 11057705 - 2⁴ = 11057689 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11057707) 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 in 3 ways as a sum of consecutive naturals, for example, 1105766 + ... + 1105775.

It is an arithmetic number, because the mean of its divisors is an integer number (3317313).

Almost surely, 2^11057705 is an apocalyptic number.

It is an amenable number.

11057705 is a deficient number, since it is larger than the sum of its proper divisors (2211547).

11057705 is an equidigital number, since it uses as much as digits as its factorization.

11057705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211546.

The product of its (nonzero) digits is 1225, while the sum is 26.

The square root of 11057705 is about 3325.3127672446. The cubic root of 11057705 is about 222.7862242449.

The spelling of 11057705 in words is "eleven million, fifty-seven thousand, seven hundred five".