11042771 has 4 divisors (see below), whose sum is σ = 11156712. Its totient is φ = 10928832.

The previous prime is 11042767. The next prime is 11042803. The reversal of 11042771 is 17724011.

11042771 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11042771 - 2² = 11042767 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11042711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56825 + ... + 57018.

It is an arithmetic number, because the mean of its divisors is an integer number (2789178).

Almost surely, 2^11042771 is an apocalyptic number.

11042771 is a deficient number, since it is larger than the sum of its proper divisors (113941).

11042771 is an equidigital number, since it uses as much as digits as its factorization.

11042771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113940.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 11042771 is about 3323.0665055036. The cubic root of 11042771 is about 222.6858843039.

Adding to 11042771 its reverse (17724011), we get a palindrome (28766782).

The spelling of 11042771 in words is "eleven million, forty-two thousand, seven hundred seventy-one".