113404202423 has 4 divisors (see below), whose sum is σ = 113414261040. Its totient is φ = 113394143808.

The previous prime is 113404202393. The next prime is 113404202441. The reversal of 113404202423 is 324202404311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324202404311 = 69763 ⋅4647197.

It is a cyclic number.

It is not a de Polignac number, because 113404202423 - 2⁸ = 113404202167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113404202392 and 113404202401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113404202473) 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, 5012378 + ... + 5034951.

It is an arithmetic number, because the mean of its divisors is an integer number (28353565260).

Almost surely, 2^113404202423 is an apocalyptic number.

113404202423 is a deficient number, since it is larger than the sum of its proper divisors (10058617).

113404202423 is a wasteful number, since it uses less digits than its factorization.

113404202423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10058616.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 113404202423 its reverse (324202404311), we get a palindrome (437606606734).

The spelling of 113404202423 in words is "one hundred thirteen billion, four hundred four million, two hundred two thousand, four hundred twenty-three".