11029989 has 8 divisors (see below), whose sum is σ = 14984352. Its totient is φ = 7214480.

The previous prime is 11029981. The next prime is 11029999. The reversal of 11029989 is 98992011.

It is a happy number.

11029989 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 11029989 - 2³ = 11029981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11029981) 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, 34527 + ... + 34844.

It is an arithmetic number, because the mean of its divisors is an integer number (1873044).

Almost surely, 2^11029989 is an apocalyptic number.

It is an amenable number.

11029989 is a deficient number, since it is larger than the sum of its proper divisors (3954363).

11029989 is an equidigital number, since it uses as much as digits as its factorization.

11029989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69427.

The product of its (nonzero) digits is 11664, while the sum is 39.

The square root of 11029989 is about 3321.1427250270. The cubic root of 11029989 is about 222.5999315449.

The spelling of 11029989 in words is "eleven million, twenty-nine thousand, nine hundred eighty-nine".