40512203 has 2 divisors, whose sum is σ = 40512204. Its totient is φ = 40512202.

The previous prime is 40512191. The next prime is 40512209. The reversal of 40512203 is 30221504.

40512203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40512203 - 2¹⁰ = 40511179 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40512209) 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 as a sum of consecutive naturals, namely, 20256101 + 20256102.

It is an arithmetic number, because the mean of its divisors is an integer number (20256102).

Almost surely, 2^40512203 is an apocalyptic number.

40512203 is a deficient number, since it is larger than the sum of its proper divisors (1).

40512203 is an equidigital number, since it uses as much as digits as its factorization.

40512203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 40512203 is about 6364.9197166971. The cubic root of 40512203 is about 343.4487605318.

Adding to 40512203 its reverse (30221504), we get a palindrome (70733707).

The spelling of 40512203 in words is "forty million, five hundred twelve thousand, two hundred three".