9054561 has 4 divisors (see below), whose sum is σ = 12072752. Its totient is φ = 6036372.

The previous prime is 9054533. The next prime is 9054569. The reversal of 9054561 is 1654509.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1654509 = 3 ⋅551503.

It is not a de Polignac number, because 9054561 - 2⁹ = 9054049 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9054569) 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, 1509091 + ... + 1509096.

It is an arithmetic number, because the mean of its divisors is an integer number (3018188).

Almost surely, 2^9054561 is an apocalyptic number.

It is an amenable number.

9054561 is a deficient number, since it is larger than the sum of its proper divisors (3018191).

9054561 is a wasteful number, since it uses less digits than its factorization.

9054561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3018190.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 9054561 is about 3009.0797596608. The cubic root of 9054561 is about 208.4278744599.

The spelling of 9054561 in words is "nine million, fifty-four thousand, five hundred sixty-one".