1102089 has 8 divisors (see below), whose sum is σ = 1482912. Its totient is φ = 728000.

The previous prime is 1102069. The next prime is 1102111. The reversal of 1102089 is 9802011.

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 1102089 - 2⁹ = 1101577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1102069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1287 + ... + 1964.

It is an arithmetic number, because the mean of its divisors is an integer number (185364).

2^1102089 is an apocalyptic number.

It is an amenable number.

1102089 is a deficient number, since it is larger than the sum of its proper divisors (380823).

1102089 is a wasteful number, since it uses less digits than its factorization.

1102089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 1102089 is about 1049.8042674708. The cubic root of 1102089 is about 103.2933166824.

The spelling of 1102089 in words is "one million, one hundred two thousand, eighty-nine".