1147173171 has 8 divisors (see below), whose sum is σ = 1529856720. Its totient is φ = 764635872.

The previous prime is 1147173151. The next prime is 1147173191. The reversal of 1147173171 is 1713717411.

It is an interprime number because it is at equal distance from previous prime (1147173151) and next prime (1147173191).

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

It is not a de Polignac number, because 1147173171 - 2¹⁵ = 1147140403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1147173101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16720 + ... + 50733.

It is an arithmetic number, because the mean of its divisors is an integer number (191232090).

Almost surely, 2^1147173171 is an apocalyptic number.

1147173171 is a deficient number, since it is larger than the sum of its proper divisors (382683549).

1147173171 is an equidigital number, since it uses as much as digits as its factorization.

1147173171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73125.

The product of its digits is 4116, while the sum is 33.

The square root of 1147173171 is about 33869.9449512396. The cubic root of 1147173171 is about 1046.8304026755.

The spelling of 1147173171 in words is "one billion, one hundred forty-seven million, one hundred seventy-three thousand, one hundred seventy-one".