1166152128 has 112 divisors (see below), whose sum is σ = 3321064224. Its totient is φ = 359792640.

The previous prime is 1166152123. The next prime is 1166152159. The reversal of 1166152128 is 8212516611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166152121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196176 + ... + 202032.

Almost surely, 2^1166152128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166152128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1660532112).

1166152128 is an abundant number, since it is smaller than the sum of its proper divisors (2154912096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1166152128 is a wasteful number, since it uses less digits than its factorization.

1166152128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5950 (or 5940 counting only the distinct ones).

The product of its digits is 5760, while the sum is 33.

The square root of 1166152128 is about 34148.9696477068. The cubic root of 1166152128 is about 1052.5718144118.

Adding to 1166152128 its reverse (8212516611), we get a palindrome (9378668739).

The spelling of 1166152128 in words is "one billion, one hundred sixty-six million, one hundred fifty-two thousand, one hundred twenty-eight".