1168768885 has 4 divisors (see below), whose sum is σ = 1402522668. Its totient is φ = 935015104.

The previous prime is 1168768877. The next prime is 1168768901. The reversal of 1168768885 is 5888678611.

It is a happy number.

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 934035844 + 234733041 = 30562^2 + 15321^2 .

It is a cyclic number.

It is not a de Polignac number, because 1168768885 - 2³ = 1168768877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116876884 + ... + 116876893.

It is an arithmetic number, because the mean of its divisors is an integer number (350630667).

Almost surely, 2^1168768885 is an apocalyptic number.

It is an amenable number.

1168768885 is a deficient number, since it is larger than the sum of its proper divisors (233753783).

1168768885 is an equidigital number, since it uses as much as digits as its factorization.

1168768885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233753782.

The product of its digits is 5160960, while the sum is 58.

The square root of 1168768885 is about 34187.2620284222. The cubic root of 1168768885 is about 1053.3585233944.

The spelling of 1168768885 in words is "one billion, one hundred sixty-eight million, seven hundred sixty-eight thousand, eight hundred eighty-five".