40243241203 has 4 divisors (see below), whose sum is σ = 43901717688. Its totient is φ = 36584764720.

The previous prime is 40243241153. The next prime is 40243241237. The reversal of 40243241203 is 30214234204.

It is a happy number.

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 40243241203 - 2³³ = 31653306611 is a prime.

It is a super-3 number, since 3×40243241203³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40243241293) 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, 1829238226 + ... + 1829238247.

It is an arithmetic number, because the mean of its divisors is an integer number (10975429422).

Almost surely, 2^40243241203 is an apocalyptic number.

40243241203 is a deficient number, since it is larger than the sum of its proper divisors (3658476485).

40243241203 is a wasteful number, since it uses less digits than its factorization.

40243241203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3658476484.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40243241203 its reverse (30214234204), we get a palindrome (70457475407).

The spelling of 40243241203 in words is "forty billion, two hundred forty-three million, two hundred forty-one thousand, two hundred three".