1167863828 has 12 divisors (see below), whose sum is σ = 2052243732. Its totient is φ = 581508480.

The previous prime is 1167863813. The next prime is 1167863831. The reversal of 1167863828 is 8283687611.

It can be written as a sum of positive squares in 2 ways, for example, as 1014549904 + 153313924 = 31852^2 + 12382^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 604775 + ... + 606702.

It is an arithmetic number, because the mean of its divisors is an integer number (171020311).

Almost surely, 2^1167863828 is an apocalyptic number.

It is an amenable number.

1167863828 is a deficient number, since it is larger than the sum of its proper divisors (884379904).

1167863828 is a wasteful number, since it uses less digits than its factorization.

1167863828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211722 (or 1211720 counting only the distinct ones).

The product of its digits is 774144, while the sum is 50.

The square root of 1167863828 is about 34174.0227073138. The cubic root of 1167863828 is about 1053.0865575380.

The spelling of 1167863828 in words is "one billion, one hundred sixty-seven million, eight hundred sixty-three thousand, eight hundred twenty-eight".