1159135344 has 60 divisors (see below), whose sum is σ = 3434798016. Its totient is φ = 363649536.

The previous prime is 1159135339. The next prime is 1159135363. The reversal of 1159135344 is 4435319511.

1159135344 is a `hidden beast` number, since 1 + 1 + 591 + 35 + 34 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1159135299 and 1159135308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 234304 + ... + 239199.

Almost surely, 2^1159135344 is an apocalyptic number.

It is an amenable number.

1159135344 is an abundant number, since it is smaller than the sum of its proper divisors (2275662672).

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

1159135344 is a wasteful number, since it uses less digits than its factorization.

1159135344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473534 (or 473525 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 1159135344 is about 34046.0767783896. The cubic root of 1159135344 is about 1050.4564437282.

It can be divided in two parts, 1159 and 135344, that added together give a triangular number (136503 = T₅₂₂).

The spelling of 1159135344 in words is "one billion, one hundred fifty-nine million, one hundred thirty-five thousand, three hundred forty-four".