1168538117 has 8 divisors (see below), whose sum is σ = 1191123360. Its totient is φ = 1145972880.

The previous prime is 1168538099. The next prime is 1168538153. The reversal of 1168538117 is 7118358611.

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

It is a cyclic number.

It is not a de Polignac number, because 1168538117 - 2⁶ = 1168538053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168538167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173234 + ... + 179852.

It is an arithmetic number, because the mean of its divisors is an integer number (148890420).

Almost surely, 2^1168538117 is an apocalyptic number.

It is an amenable number.

1168538117 is a deficient number, since it is larger than the sum of its proper divisors (22585243).

1168538117 is an equidigital number, since it uses as much as digits as its factorization.

1168538117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10003.

The product of its digits is 40320, while the sum is 41.

The square root of 1168538117 is about 34183.8868035804. The cubic root of 1168538117 is about 1053.2891919115.

The spelling of 1168538117 in words is "one billion, one hundred sixty-eight million, five hundred thirty-eight thousand, one hundred seventeen".