1168668611 has 8 divisors (see below), whose sum is σ = 1275475248. Its totient is φ = 1061956000.

The previous prime is 1168668601. The next prime is 1168668619.

1168668611 is nontrivially palindromic in base 10.

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 1168668611 - 2²⁶ = 1101559747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1168668619) 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, 3881 + ... + 48501.

It is an arithmetic number, because the mean of its divisors is an integer number (159434406).

Almost surely, 2^1168668611 is an apocalyptic number.

1168668611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1168668611 is a deficient number, since it is larger than the sum of its proper divisors (106806637).

1168668611 is a wasteful number, since it uses less digits than its factorization.

1168668611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47013.

The product of its digits is 82944, while the sum is 44.

The square root of 1168668611 is about 34185.7954565928. The cubic root of 1168668611 is about 1053.3283983928.

The spelling of 1168668611 in words is "one billion, one hundred sixty-eight million, six hundred sixty-eight thousand, six hundred eleven".