40635003 has 16 divisors (see below), whose sum is σ = 56213280. Its totient is φ = 26078976.

The previous prime is 40634963. The next prime is 40635037. The reversal of 40635003 is 30053604.

40635003 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 40635003 - 2¹³ = 40626811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40635073) 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 15 ways as a sum of consecutive naturals, for example, 53301 + ... + 54057.

It is an arithmetic number, because the mean of its divisors is an integer number (3513330).

Almost surely, 2^40635003 is an apocalyptic number.

40635003 is a deficient number, since it is larger than the sum of its proper divisors (15578277).

40635003 is a wasteful number, since it uses less digits than its factorization.

40635003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 40635003 is about 6374.5590435731. The cubic root of 40635003 is about 343.7954294559.

Adding to 40635003 its reverse (30053604), we get a palindrome (70688607).

The spelling of 40635003 in words is "forty million, six hundred thirty-five thousand, three".