9435121 has 4 divisors (see below), whose sum is σ = 9760500. Its totient is φ = 9109744.

The previous prime is 9435091. The next prime is 9435131. The reversal of 9435121 is 1215349.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3240000 + 6195121 = 1800^2 + 2489^2 .

It is a cyclic number.

It is not a de Polignac number, because 9435121 - 2⁷ = 9434993 is a prime.

It is a Duffinian number.

9435121 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9435131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162646 + ... + 162703.

It is an arithmetic number, because the mean of its divisors is an integer number (2440125).

Almost surely, 2^9435121 is an apocalyptic number.

It is an amenable number.

9435121 is a deficient number, since it is larger than the sum of its proper divisors (325379).

9435121 is a wasteful number, since it uses less digits than its factorization.

9435121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325378.

The product of its digits is 1080, while the sum is 25.

The square root of 9435121 is about 3071.6642069080. The cubic root of 9435121 is about 211.3079441437.

The spelling of 9435121 in words is "nine million, four hundred thirty-five thousand, one hundred twenty-one".