40330503 has 12 divisors (see below), whose sum is σ = 60264360. Its totient is φ = 25959696.

The previous prime is 40330489. The next prime is 40330531. The reversal of 40330503 is 30503304.

It is a happy number.

40330503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40330503 - 2¹⁶ = 40264967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40330553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77001 + ... + 77522.

It is an arithmetic number, because the mean of its divisors is an integer number (5022030).

Almost surely, 2^40330503 is an apocalyptic number.

40330503 is a deficient number, since it is larger than the sum of its proper divisors (19933857).

40330503 is a wasteful number, since it uses less digits than its factorization.

40330503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154558 (or 154555 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 40330503 is about 6350.6301262158. The cubic root of 40330503 is about 342.9345272499.

Adding to 40330503 its reverse (30503304), we get a palindrome (70833807).

The spelling of 40330503 in words is "forty million, three hundred thirty thousand, five hundred three".