1136865560 has 16 divisors (see below), whose sum is σ = 2557947600. Its totient is φ = 454746208.

The previous prime is 1136865559. The next prime is 1136865607. The reversal of 1136865560 is 655686311.

It is a super-2 number, since 2×1136865560² = 2584926603028227200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14210780 + ... + 14210859.

It is an arithmetic number, because the mean of its divisors is an integer number (159871725).

Almost surely, 2^1136865560 is an apocalyptic number.

1136865560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1136865560 is an abundant number, since it is smaller than the sum of its proper divisors (1421082040).

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

1136865560 is a wasteful number, since it uses less digits than its factorization.

1136865560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28421650 (or 28421646 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 1136865560 is about 33717.4370318979. The cubic root of 1136865560 is about 1043.6856287886.

The spelling of 1136865560 in words is "one billion, one hundred thirty-six million, eight hundred sixty-five thousand, five hundred sixty".