113547647227 has 24 divisors (see below), whose sum is σ = 134165341440. Its totient is φ = 95798923920.

The previous prime is 113547647209. The next prime is 113547647233. The reversal of 113547647227 is 722746745311.

It is not a de Polignac number, because 113547647227 - 2¹⁹ = 113547122939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113547647207) 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, 2127138 + ... + 2179864.

It is an arithmetic number, because the mean of its divisors is an integer number (5590222560).

Almost surely, 2^113547647227 is an apocalyptic number.

113547647227 is a deficient number, since it is larger than the sum of its proper divisors (20617694213).

113547647227 is an equidigital number, since it uses as much as digits as its factorization.

113547647227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53431 (or 53424 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 49.

The spelling of 113547647227 in words is "one hundred thirteen billion, five hundred forty-seven million, six hundred forty-seven thousand, two hundred twenty-seven".