11323003403431 has 4 divisors (see below), whose sum is σ = 11918950951000. Its totient is φ = 10727055855864.

The previous prime is 11323003403419. The next prime is 11323003403441. The reversal of 11323003403431 is 13430430032311.

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 11323003403431 - 2³⁹ = 10773247589543 is a prime.

It is a super-3 number, since 3×11323003403431³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11323003403431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323003403441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297973773756 + ... + 297973773793.

It is an arithmetic number, because the mean of its divisors is an integer number (2979737737750).

Almost surely, 2^{11323003403431} is an apocalyptic number.

11323003403431 is a deficient number, since it is larger than the sum of its proper divisors (595947547569).

11323003403431 is an equidigital number, since it uses as much as digits as its factorization.

11323003403431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595947547568.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 11323003403431 its reverse (13430430032311), we get a palindrome (24753433435742).

The spelling of 11323003403431 in words is "eleven trillion, three hundred twenty-three billion, three million, four hundred three thousand, four hundred thirty-one".