9121089 has 8 divisors (see below), whose sum is σ = 12210912. Its totient is φ = 6056000.

The previous prime is 9121081. The next prime is 9121097. The reversal of 9121089 is 9801219.

It is an interprime number because it is at equal distance from previous prime (9121081) and next prime (9121097).

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 9121089 - 2³ = 9121081 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9121081) 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, 5304 + ... + 6809.

It is an arithmetic number, because the mean of its divisors is an integer number (1526364).

Almost surely, 2^9121089 is an apocalyptic number.

It is an amenable number.

9121089 is a deficient number, since it is larger than the sum of its proper divisors (3089823).

9121089 is a wasteful number, since it uses less digits than its factorization.

9121089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12367.

The product of its (nonzero) digits is 1296, while the sum is 30.

The square root of 9121089 is about 3020.1140706934. The cubic root of 9121089 is about 208.9371009490.

It can be divided in two parts, 9 and 121089, that multiplied together give a palindrome (1089801).

The spelling of 9121089 in words is "nine million, one hundred twenty-one thousand, eighty-nine".