1172017060 has 48 divisors (see below), whose sum is σ = 2610858096. Its totient is φ = 440410112.

The previous prime is 1172017057. The next prime is 1172017081. The reversal of 1172017060 is 607102711.

It can be written as a sum of positive squares in 8 ways, for example, as 63393444 + 1108623616 = 7962^2 + 33296^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198714 + ... + 204526.

It is an arithmetic number, because the mean of its divisors is an integer number (54392877).

Almost surely, 2^1172017060 is an apocalyptic number.

1172017060 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 1172017060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1305429048).

1172017060 is an abundant number, since it is smaller than the sum of its proper divisors (1438841036).

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

1172017060 is a wasteful number, since it uses less digits than its factorization.

1172017060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432 (or 6430 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 1172017060 is about 34234.7347003011. The cubic root of 1172017060 is about 1054.3334318772. Note that the first 3 decimals are identical.

Adding to 1172017060 its reverse (607102711), we get a palindrome (1779119771).

The spelling of 1172017060 in words is "one billion, one hundred seventy-two million, seventeen thousand, sixty".