11089771 has 12 divisors (see below), whose sum is σ = 13932016. Its totient is φ = 8640720.

The previous prime is 11089759. The next prime is 11089781. The reversal of 11089771 is 17798011.

It is not a de Polignac number, because 11089771 - 2⁷ = 11089643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11089781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5700 + ... + 7393.

Almost surely, 2^11089771 is an apocalyptic number.

11089771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11089771 is a deficient number, since it is larger than the sum of its proper divisors (2842245).

11089771 is a wasteful number, since it uses less digits than its factorization.

11089771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13122 (or 13111 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 34.

The square root of 11089771 is about 3330.1307782128. The cubic root of 11089771 is about 223.0013674030.

The spelling of 11089771 in words is "eleven million, eighty-nine thousand, seven hundred seventy-one".