2431123404403 has 4 divisors (see below), whose sum is σ = 2431135581120. Its totient is φ = 2431111227688.

The previous prime is 2431123404373. The next prime is 2431123404419. The reversal of 2431123404403 is 3044043211342.

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 2431123404403 - 2⁵ = 2431123404371 is a prime.

It is a super-4 number, since 4×2431123404403⁴ (a number of 51 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2431123404433) 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, 5783800 + ... + 6189877.

It is an arithmetic number, because the mean of its divisors is an integer number (607783895280).

Almost surely, 2^{2431123404403} is an apocalyptic number.

2431123404403 is a deficient number, since it is larger than the sum of its proper divisors (12176717).

2431123404403 is a wasteful number, since it uses less digits than its factorization.

2431123404403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12176716.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 2431123404403 its reverse (3044043211342), we get a palindrome (5475166615745).

The spelling of 2431123404403 in words is "two trillion, four hundred thirty-one billion, one hundred twenty-three million, four hundred four thousand, four hundred three".