1170057280 has 168 divisors, whose sum is σ = 3289864896. Its totient is φ = 395136000.

The previous prime is 1170057263. The next prime is 1170057293. The reversal of 1170057280 is 827500711.

It is a happy number.

1170057280 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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 23 ways as a sum of consecutive naturals, for example, 1112755 + ... + 1113805.

Almost surely, 2^1170057280 is an apocalyptic number.

1170057280 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 1170057280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1644932448).

1170057280 is an abundant number, since it is smaller than the sum of its proper divisors (2119807616).

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

1170057280 is a wasteful number, since it uses less digits than its factorization.

1170057280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153 (or 1136 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 31.

The square root of 1170057280 is about 34206.1000407822. The cubic root of 1170057280 is about 1053.7454386333.

Adding to 1170057280 its reverse (827500711), we get a palindrome (1997557991).

The spelling of 1170057280 in words is "one billion, one hundred seventy million, fifty-seven thousand, two hundred eighty".