11114989 has 4 divisors (see below), whose sum is σ = 11165056. Its totient is φ = 11064924.

The previous prime is 11114969. The next prime is 11115007. The reversal of 11114989 is 98941111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11114989 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 (11114969) 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, 24699 + ... + 25144.

It is an arithmetic number, because the mean of its divisors is an integer number (2791264).

Almost surely, 2^11114989 is an apocalyptic number.

It is an amenable number.

11114989 is a deficient number, since it is larger than the sum of its proper divisors (50067).

11114989 is an equidigital number, since it uses as much as digits as its factorization.

11114989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50066.

The product of its digits is 2592, while the sum is 34.

The square root of 11114989 is about 3333.9149659222. The cubic root of 11114989 is about 223.1702735405.

The spelling of 11114989 in words is "eleven million, one hundred fourteen thousand, nine hundred eighty-nine".