11219889 has 8 divisors (see below), whose sum is σ = 15069600. Its totient is φ = 7425056.

The previous prime is 11219833. The next prime is 11219891. The reversal of 11219889 is 98891211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11219889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11219809) 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 7 ways as a sum of consecutive naturals, for example, 13239 + ... + 14060.

It is an arithmetic number, because the mean of its divisors is an integer number (1883700).

Almost surely, 2^11219889 is an apocalyptic number.

It is an amenable number.

11219889 is a deficient number, since it is larger than the sum of its proper divisors (3849711).

11219889 is a wasteful number, since it uses less digits than its factorization.

11219889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27439.

The product of its digits is 10368, while the sum is 39.

The square root of 11219889 is about 3349.6102758381. The cubic root of 11219889 is about 223.8701482201.

The spelling of 11219889 in words is "eleven million, two hundred nineteen thousand, eight hundred eighty-nine".