9132561 has 16 divisors (see below), whose sum is σ = 13579200. Its totient is φ = 6066144.

The previous prime is 9132527. The next prime is 9132577. The reversal of 9132561 is 1652319.

It is not a de Polignac number, because 9132561 - 2⁹ = 9132049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (9132511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10630 + ... + 11456.

It is an arithmetic number, because the mean of its divisors is an integer number (848700).

Almost surely, 2^9132561 is an apocalyptic number.

It is an amenable number.

9132561 is a deficient number, since it is larger than the sum of its proper divisors (4446639).

9132561 is a wasteful number, since it uses less digits than its factorization.

9132561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245 (or 1239 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 9132561 is about 3022.0127398805. The cubic root of 9132561 is about 209.0246607501.

The spelling of 9132561 in words is "nine million, one hundred thirty-two thousand, five hundred sixty-one".