40100303 has 4 divisors (see below), whose sum is σ = 40665168. Its totient is φ = 39535440.

The previous prime is 40100299. The next prime is 40100323. The reversal of 40100303 is 30300104.

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

It is a cyclic number.

It is not a de Polignac number, because 40100303 - 2² = 40100299 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 (40100323) 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, 282326 + ... + 282467.

It is an arithmetic number, because the mean of its divisors is an integer number (10166292).

Almost surely, 2^40100303 is an apocalyptic number.

40100303 is a deficient number, since it is larger than the sum of its proper divisors (564865).

40100303 is an equidigital number, since it uses as much as digits as its factorization.

40100303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564864.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 40100303 is about 6332.4800039163. The cubic root of 40100303 is about 342.2808102585.

Adding to 40100303 its reverse (30300104), we get a palindrome (70400407).

The spelling of 40100303 in words is "forty million, one hundred thousand, three hundred three".