113281784547 has 8 divisors (see below), whose sum is σ = 151587659856. Its totient is φ = 75248549472.

The previous prime is 113281784507. The next prime is 113281784549. The reversal of 113281784547 is 745487182311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113281784547 - 2⁷ = 113281784419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113281784547.

It is not an unprimeable number, because it can be changed into a prime (113281784549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68159088 + ... + 68160749.

It is an arithmetic number, because the mean of its divisors is an integer number (18948457482).

Almost surely, 2^113281784547 is an apocalyptic number.

113281784547 is a deficient number, since it is larger than the sum of its proper divisors (38305875309).

113281784547 is a wasteful number, since it uses less digits than its factorization.

113281784547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136320117.

The product of its digits is 1505280, while the sum is 51.

The spelling of 113281784547 in words is "one hundred thirteen billion, two hundred eighty-one million, seven hundred eighty-four thousand, five hundred forty-seven".