9285121 has 4 divisors (see below), whose sum is σ = 9310000. Its totient is φ = 9260244.

The previous prime is 9285049. The next prime is 9285161. The reversal of 9285121 is 1215829.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9285121 - 2⁹ = 9284609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9285121.

It is not an unprimeable number, because it can be changed into a prime (9285161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11871 + ... + 12628.

It is an arithmetic number, because the mean of its divisors is an integer number (2327500).

Almost surely, 2^9285121 is an apocalyptic number.

It is an amenable number.

9285121 is a deficient number, since it is larger than the sum of its proper divisors (24879).

9285121 is a wasteful number, since it uses less digits than its factorization.

9285121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24878.

The product of its digits is 1440, while the sum is 28.

The square root of 9285121 is about 3047.1496517237. The cubic root of 9285121 is about 210.1821624231.

The spelling of 9285121 in words is "nine million, two hundred eighty-five thousand, one hundred twenty-one".