1170328120 has 128 divisors (see below), whose sum is σ = 2967552000. Its totient is φ = 412439040.

The previous prime is 1170328109. The next prime is 1170328129. The reversal of 1170328120 is 218230711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170328129) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1273021 + ... + 1273939.

It is an arithmetic number, because the mean of its divisors is an integer number (23184000).

Almost surely, 2^1170328120 is an apocalyptic number.

1170328120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1170328120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1483776000).

1170328120 is an abundant number, since it is smaller than the sum of its proper divisors (1797223880).

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

1170328120 is a wasteful number, since it uses less digits than its factorization.

1170328120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053 (or 1049 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 1170328120 is about 34210.0587546996. The cubic root of 1170328120 is about 1053.8267379000.

Adding to 1170328120 its reverse (218230711), we get a palindrome (1388558831).

The spelling of 1170328120 in words is "one billion, one hundred seventy million, three hundred twenty-eight thousand, one hundred twenty".