11112289 has 8 divisors (see below), whose sum is σ = 11737152. Its totient is φ = 10499280.

The previous prime is 11112287. The next prime is 11112317. The reversal of 11112289 is 98221111.

11112289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11112289 - 2¹ = 11112287 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11112287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002 + ... + 4819.

It is an arithmetic number, because the mean of its divisors is an integer number (1467144).

Almost surely, 2^11112289 is an apocalyptic number.

It is an amenable number.

11112289 is a deficient number, since it is larger than the sum of its proper divisors (624863).

11112289 is an equidigital number, since it uses as much as digits as its factorization.

11112289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5927.

The product of its digits is 288, while the sum is 25.

The square root of 11112289 is about 3333.5100119844. The cubic root of 11112289 is about 223.1522015918.

The spelling of 11112289 in words is "eleven million, one hundred twelve thousand, two hundred eighty-nine".