118224275947 has 4 divisors (see below), whose sum is σ = 124446606280. Its totient is φ = 112001945616.

The previous prime is 118224275921. The next prime is 118224275957. The reversal of 118224275947 is 749572422811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118224275947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 118224275894 and 118224275903.

It is not an unprimeable number, because it can be changed into a prime (118224275957) 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, 3111165138 + ... + 3111165175.

It is an arithmetic number, because the mean of its divisors is an integer number (31111651570).

Almost surely, 2^118224275947 is an apocalyptic number.

118224275947 is a deficient number, since it is larger than the sum of its proper divisors (6222330333).

118224275947 is an equidigital number, since it uses as much as digits as its factorization.

118224275947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6222330332.

The product of its digits is 2257920, while the sum is 52.

The spelling of 118224275947 in words is "one hundred eighteen billion, two hundred twenty-four million, two hundred seventy-five thousand, nine hundred forty-seven".