113404500213 has 4 divisors (see below), whose sum is σ = 151206000288. Its totient is φ = 75603000140.

The previous prime is 113404500193. The next prime is 113404500217. The reversal of 113404500213 is 312005404311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113404500213 - 2¹⁰ = 113404499189 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113404500217) 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, 18900750033 + ... + 18900750038.

It is an arithmetic number, because the mean of its divisors is an integer number (37801500072).

Almost surely, 2^113404500213 is an apocalyptic number.

It is an amenable number.

113404500213 is a deficient number, since it is larger than the sum of its proper divisors (37801500075).

113404500213 is an equidigital number, since it uses as much as digits as its factorization.

113404500213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37801500074.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 113404500213 its reverse (312005404311), we get a palindrome (425409904524).

The spelling of 113404500213 in words is "one hundred thirteen billion, four hundred four million, five hundred thousand, two hundred thirteen".