1135968580 has 24 divisors (see below), whose sum is σ = 2511089280. Its totient is φ = 430472160.

The previous prime is 1135968553. The next prime is 1135968593. The reversal of 1135968580 is 858695311.

It is a super-2 number, since 2×1135968580² = 2580849229494432800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1135968580.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1494316 + ... + 1495075.

It is an arithmetic number, because the mean of its divisors is an integer number (104628720).

Almost surely, 2^1135968580 is an apocalyptic number.

1135968580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135968580 is an abundant number, since it is smaller than the sum of its proper divisors (1375120700).

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

1135968580 is a wasteful number, since it uses less digits than its factorization.

1135968580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989419 (or 2989417 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 46.

The square root of 1135968580 is about 33704.1329809862. The cubic root of 1135968580 is about 1043.4110693666.

The spelling of 1135968580 in words is "one billion, one hundred thirty-five million, nine hundred sixty-eight thousand, five hundred eighty".