40431013403 has 8 divisors (see below), whose sum is σ = 44727780096. Its totient is φ = 36237783400.

The previous prime is 40431013319. The next prime is 40431013411. The reversal of 40431013403 is 30431013404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40431013403 - 2³⁴ = 23251144219 is a prime.

It is a super-3 number, since 3×40431013403³ (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 (40431013423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25883351 + ... + 25884912.

It is an arithmetic number, because the mean of its divisors is an integer number (5590972512).

Almost surely, 2^40431013403 is an apocalyptic number.

40431013403 is a deficient number, since it is larger than the sum of its proper divisors (4296766693).

40431013403 is a wasteful number, since it uses less digits than its factorization.

40431013403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51768345.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 40431013403 its reverse (30431013404), we get a palindrome (70862026807).

Subtracting from 40431013403 its reverse (30431013404), we obtain a palindrome (9999999999).

The spelling of 40431013403 in words is "forty billion, four hundred thirty-one million, thirteen thousand, four hundred three".