147118193 has 4 divisors (see below), whose sum is σ = 147336180. Its totient is φ = 146900208.

The previous prime is 147118183. The next prime is 147118201. The reversal of 147118193 is 391811741.

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

It can be written as a sum of positive squares in 2 ways, for example, as 136142224 + 10975969 = 11668^2 + 3313^2 .

It is a cyclic number.

It is not a de Polignac number, because 147118193 - 2⁶ = 147118129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (147118163) 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, 107978 + ... + 109331.

It is an arithmetic number, because the mean of its divisors is an integer number (36834045).

Almost surely, 2^147118193 is an apocalyptic number.

It is an amenable number.

147118193 is a deficient number, since it is larger than the sum of its proper divisors (217987).

147118193 is an equidigital number, since it uses as much as digits as its factorization.

147118193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217986.

The product of its digits is 6048, while the sum is 35.

The square root of 147118193 is about 12129.2288707898. The cubic root of 147118193 is about 527.9046174217.

The spelling of 147118193 in words is "one hundred forty-seven million, one hundred eighteen thousand, one hundred ninety-three".