9051089 has 4 divisors (see below), whose sum is σ = 9583524. Its totient is φ = 8518656.

The previous prime is 9051071. The next prime is 9051127. The reversal of 9051089 is 9801509.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9801509 = 857 ⋅11437.

It can be written as a sum of positive squares in 2 ways, for example, as 7182400 + 1868689 = 2680^2 + 1367^2 .

It is a cyclic number.

It is not a de Polignac number, because 9051089 - 2²⁰ = 8002513 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9051019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266192 + ... + 266225.

It is an arithmetic number, because the mean of its divisors is an integer number (2395881).

Almost surely, 2^9051089 is an apocalyptic number.

It is an amenable number.

9051089 is a deficient number, since it is larger than the sum of its proper divisors (532435).

9051089 is a wasteful number, since it uses less digits than its factorization.

9051089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532434.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 9051089 is about 3008.5027837780. The cubic root of 9051089 is about 208.4012302785.

The spelling of 9051089 in words is "nine million, fifty-one thousand, eighty-nine".