1167167885 has 8 divisors (see below), whose sum is σ = 1508340120. Its totient is φ = 861908544.

The previous prime is 1167167851. The next prime is 1167167893. The reversal of 1167167885 is 5887617611.

It is a happy number.

1167167885 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 35652841 + 1131515044 = 5971^2 + 33638^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1167167885 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 8978150 + ... + 8978279.

It is an arithmetic number, because the mean of its divisors is an integer number (188542515).

Almost surely, 2^1167167885 is an apocalyptic number.

It is an amenable number.

1167167885 is a deficient number, since it is larger than the sum of its proper divisors (341172235).

1167167885 is a wasteful number, since it uses less digits than its factorization.

1167167885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17956447.

The product of its digits is 564480, while the sum is 50.

The square root of 1167167885 is about 34163.8388504571. The cubic root of 1167167885 is about 1052.8773339889.

The spelling of 1167167885 in words is "one billion, one hundred sixty-seven million, one hundred sixty-seven thousand, eight hundred eighty-five".