1128968760 has 64 divisors (see below), whose sum is σ = 3437481600. Its totient is φ = 296562816.

The previous prime is 1128968723. The next prime is 1128968779. The reversal of 1128968760 is 678698211.

It is a super-2 number, since 2×1128968760² = 2549140922111875200, which contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 62170 + ... + 78249.

It is an arithmetic number, because the mean of its divisors is an integer number (53710650).

Almost surely, 2^1128968760 is an apocalyptic number.

1128968760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1128968760 is an abundant number, since it is smaller than the sum of its proper divisors (2308512840).

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

1128968760 is a wasteful number, since it uses less digits than its factorization.

1128968760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140500 (or 140496 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 48.

The square root of 1128968760 is about 33600.1303568900. The cubic root of 1128968760 is about 1041.2634914884.

The spelling of 1128968760 in words is "one billion, one hundred twenty-eight million, nine hundred sixty-eight thousand, seven hundred sixty".