9053521 has 8 divisors (see below), whose sum is σ = 9307584. Its totient is φ = 8801520.

The previous prime is 9053501. The next prime is 9053531. The reversal of 9053521 is 1253509.

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 9053521 - 2¹⁷ = 8922449 is a prime.

It is a Duffinian number.

9053521 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9053501) 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, 13035 + ... + 13711.

It is an arithmetic number, because the mean of its divisors is an integer number (1163448).

Almost surely, 2^9053521 is an apocalyptic number.

It is an amenable number.

9053521 is a deficient number, since it is larger than the sum of its proper divisors (254063).

9053521 is a wasteful number, since it uses less digits than its factorization.

9053521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 9053521 is about 3008.9069443903. The cubic root of 9053521 is about 208.4198941985.

The spelling of 9053521 in words is "nine million, fifty-three thousand, five hundred twenty-one".