9132521 has 8 divisors (see below), whose sum is σ = 9710400. Its totient is φ = 8564400.

The previous prime is 9132511. The next prime is 9132527. The reversal of 9132521 is 1252319.

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 9132521 - 2⁶ = 9132457 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9132527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461 + ... + 4298.

It is an arithmetic number, because the mean of its divisors is an integer number (1213800).

Almost surely, 2^9132521 is an apocalyptic number.

It is an amenable number.

9132521 is a deficient number, since it is larger than the sum of its proper divisors (577879).

9132521 is a wasteful number, since it uses less digits than its factorization.

9132521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879.

The product of its digits is 540, while the sum is 23.

The square root of 9132521 is about 3022.0061217675. The cubic root of 9132521 is about 209.0243555783.

The spelling of 9132521 in words is "nine million, one hundred thirty-two thousand, five hundred twenty-one".