11289071 has 16 divisors (see below), whose sum is σ = 12441600. Its totient is φ = 10200960.

The previous prime is 11289049. The next prime is 11289077. The reversal of 11289071 is 17098211.

It is a cyclic number.

It is not a de Polignac number, because 11289071 - 2⁶ = 11289007 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 (11289077) 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 15 ways as a sum of consecutive naturals, for example, 56630 + ... + 56828.

It is an arithmetic number, because the mean of its divisors is an integer number (777600).

Almost surely, 2^11289071 is an apocalyptic number.

11289071 is a deficient number, since it is larger than the sum of its proper divisors (1152529).

11289071 is a wasteful number, since it uses less digits than its factorization.

11289071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334.

The product of its (nonzero) digits is 1008, while the sum is 29.

The square root of 11289071 is about 3359.9212788397. The cubic root of 11289071 is about 224.3293345976.

The spelling of 11289071 in words is "eleven million, two hundred eighty-nine thousand, seventy-one".