40431111003 has 24 divisors (see below), whose sum is σ = 59593145040. Its totient is φ = 26405171520.

The previous prime is 40431110981. The next prime is 40431111013. The reversal of 40431111003 is 30011113404.

It is not a de Polignac number, because 40431111003 - 2²⁴ = 40414333787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40431111013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 250033 + ... + 378653.

It is an arithmetic number, because the mean of its divisors is an integer number (2483047710).

Almost surely, 2^40431111003 is an apocalyptic number.

40431111003 is a deficient number, since it is larger than the sum of its proper divisors (19162034037).

40431111003 is a wasteful number, since it uses less digits than its factorization.

40431111003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129339 (or 129336 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 40431111003 its reverse (30011113404), we get a palindrome (70442224407).

The spelling of 40431111003 in words is "forty billion, four hundred thirty-one million, one hundred eleven thousand, three".