8540983 has 4 divisors (see below), whose sum is σ = 9317448. Its totient is φ = 7764520.

The previous prime is 8540977. The next prime is 8540989. The reversal of 8540983 is 3890458.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (8540977) and next prime (8540989).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8540983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8540989) 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 3 ways as a sum of consecutive naturals, for example, 388216 + ... + 388237.

It is an arithmetic number, because the mean of its divisors is an integer number (2329362).

Almost surely, 2^8540983 is an apocalyptic number.

8540983 is a deficient number, since it is larger than the sum of its proper divisors (776465).

8540983 is a wasteful number, since it uses less digits than its factorization.

8540983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776464.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 8540983 is about 2922.4960222385. The cubic root of 8540983 is about 204.4102263564.

The spelling of 8540983 in words is "eight million, five hundred forty thousand, nine hundred eighty-three".