40455230203 has 2 divisors, whose sum is σ = 40455230204. Its totient is φ = 40455230202.

The previous prime is 40455230183. The next prime is 40455230227. The reversal of 40455230203 is 30203255404.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40455230203 is a prime.

It is not a weakly prime, because it can be changed into another prime (40455230503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20227615101 + 20227615102.

It is an arithmetic number, because the mean of its divisors is an integer number (20227615102).

Almost surely, 2^40455230203 is an apocalyptic number.

40455230203 is a deficient number, since it is larger than the sum of its proper divisors (1).

40455230203 is an equidigital number, since it uses as much as digits as its factorization.

40455230203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 40455230203 its reverse (30203255404), we get a palindrome (70658485607).

The spelling of 40455230203 in words is "forty billion, four hundred fifty-five million, two hundred thirty thousand, two hundred three".