40243244103 has 6 divisors (see below), whose sum is σ = 58129130384. Its totient is φ = 26828829396.

The previous prime is 40243244057. The next prime is 40243244123. The reversal of 40243244103 is 30144234204.

It is a happy number.

40243244103 is a `hidden beast` number, since 4 + 0 + 243 + 2 + 4 + 410 + 3 = 666.

It is not a de Polignac number, because 40243244103 - 2¹³ = 40243235911 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 (40243244123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2235735775 + ... + 2235735792.

Almost surely, 2^40243244103 is an apocalyptic number.

40243244103 is a deficient number, since it is larger than the sum of its proper divisors (17885886281).

40243244103 is a wasteful number, since it uses less digits than its factorization.

40243244103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471471573 (or 4471471570 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 40243244103 its reverse (30144234204), we get a palindrome (70387478307).

The spelling of 40243244103 in words is "forty billion, two hundred forty-three million, two hundred forty-four thousand, one hundred three".