113404112647 has 24 divisors (see below), whose sum is σ = 137502080352. Its totient is φ = 91562419200.

The previous prime is 113404112617. The next prime is 113404112677. The reversal of 113404112647 is 746211404311.

It is an interprime number because it is at equal distance from previous prime (113404112617) and next prime (113404112677).

It is not a de Polignac number, because 113404112647 - 2³¹ = 111256628999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113404112617) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6447 + ... + 476287.

It is an arithmetic number, because the mean of its divisors is an integer number (5729253348).

Almost surely, 2^113404112647 is an apocalyptic number.

113404112647 is a deficient number, since it is larger than the sum of its proper divisors (24097967705).

113404112647 is an equidigital number, since it uses as much as digits as its factorization.

113404112647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469947 (or 469918 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

Adding to 113404112647 its reverse (746211404311), we get a palindrome (859615516958).

The spelling of 113404112647 in words is "one hundred thirteen billion, four hundred four million, one hundred twelve thousand, six hundred forty-seven".