9040543 has 4 divisors (see below), whose sum is σ = 9284920. Its totient is φ = 8796168.

The previous prime is 9040529. The next prime is 9040553. The reversal of 9040543 is 3450409.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3450409 = 131 ⋅26339.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9040543 is a prime.

It is a d-powerful number, because it can be written as 9⁵ + 0 + 4⁶ + 0 + 5³ + 4¹¹ + 3¹⁴ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9040553) 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, 122133 + ... + 122206.

It is an arithmetic number, because the mean of its divisors is an integer number (2321230).

Almost surely, 2^9040543 is an apocalyptic number.

9040543 is a deficient number, since it is larger than the sum of its proper divisors (244377).

9040543 is a wasteful number, since it uses less digits than its factorization.

9040543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244376.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 9040543 is about 3006.7495738754. The cubic root of 9040543 is about 208.3202583083.

The spelling of 9040543 in words is "nine million, forty thousand, five hundred forty-three".