1135856036 has 12 divisors (see below), whose sum is σ = 2271712128. Its totient is φ = 486795432.

The previous prime is 1135855993. The next prime is 1135856047. The reversal of 1135856036 is 6306585311.

1135856036 is an admirable 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, 20283116 + ... + 20283171.

It is an arithmetic number, because the mean of its divisors is an integer number (189309344).

Almost surely, 2^1135856036 is an apocalyptic number.

It is an amenable number.

1135856036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1135856036 is a wasteful number, since it uses less digits than its factorization.

1135856036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40566298 (or 40566296 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 1135856036 is about 33702.4633521053. The cubic root of 1135856036 is about 1043.3766102171.

The spelling of 1135856036 in words is "one billion, one hundred thirty-five million, eight hundred fifty-six thousand, thirty-six".