11029889 has 16 divisors (see below), whose sum is σ = 13018320. Its totient is φ = 9246720.

The previous prime is 11029877. The next prime is 11029891. The reversal of 11029889 is 98892011.

11029889 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 87025 + 10942864 = 295^2 + 3308^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11029889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11029829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5549 + ... + 7269.

It is an arithmetic number, because the mean of its divisors is an integer number (813645).

Almost surely, 2^11029889 is an apocalyptic number.

It is an amenable number.

11029889 is a deficient number, since it is larger than the sum of its proper divisors (1988431).

11029889 is a wasteful number, since it uses less digits than its factorization.

11029889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780.

The product of its (nonzero) digits is 10368, while the sum is 38.

The square root of 11029889 is about 3321.1276699338. The cubic root of 11029889 is about 222.5992588316.

The spelling of 11029889 in words is "eleven million, twenty-nine thousand, eight hundred eighty-nine".