9000043 has 8 divisors (see below), whose sum is σ = 9837968. Its totient is φ = 8182944.

The previous prime is 9000041. The next prime is 9000049. The reversal of 9000043 is 3400009.

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 9000043 - 2¹ = 9000041 is a prime.

It is a Duffinian number.

9000043 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 8999990 and 9000026.

It is not an unprimeable number, because it can be changed into a prime (9000041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4296 + ... + 6037.

It is an arithmetic number, because the mean of its divisors is an integer number (1229746).

Almost surely, 2^9000043 is an apocalyptic number.

9000043 is a deficient number, since it is larger than the sum of its proper divisors (837925).

9000043 is a wasteful number, since it uses less digits than its factorization.

9000043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10413.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 9000043 is about 3000.0071666581. The cubic root of 9000043 is about 208.0087135773.

The spelling of 9000043 in words is "nine million, forty-three", and thus it is an aban number and an uban number.