113443404313 has 4 divisors (see below), whose sum is σ = 115136589520. Its totient is φ = 111750219108.

The previous prime is 113443404311. The next prime is 113443404337. The reversal of 113443404313 is 313404344311.

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 113443404313 - 2¹ = 113443404311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113443404311) 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, 846592503 + ... + 846592636.

It is an arithmetic number, because the mean of its divisors is an integer number (28784147380).

Almost surely, 2^113443404313 is an apocalyptic number.

It is an amenable number.

113443404313 is a deficient number, since it is larger than the sum of its proper divisors (1693185207).

113443404313 is an equidigital number, since it uses as much as digits as its factorization.

113443404313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1693185206.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 113443404313 its reverse (313404344311), we get a palindrome (426847748624).

The spelling of 113443404313 in words is "one hundred thirteen billion, four hundred forty-three million, four hundred four thousand, three hundred thirteen".