1081135184 has 40 divisors (see below), whose sum is σ = 2119650792. Its totient is φ = 534159360.

The previous prime is 1081135151. The next prime is 1081135193. The reversal of 1081135184 is 4815311801.

It can be written as a sum of positive squares in 4 ways, for example, as 33965584 + 1047169600 = 5828^2 + 32360^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1081135184.

It is a congruent number.

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, 782174 + ... + 783554.

Almost surely, 2^1081135184 is an apocalyptic number.

It is an amenable number.

1081135184 is a deficient number, since it is larger than the sum of its proper divisors (1038515608).

1081135184 is a wasteful number, since it uses less digits than its factorization.

1081135184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935 (or 1929 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 32.

The square root of 1081135184 is about 32880.6201887981. The cubic root of 1081135184 is about 1026.3449120106.

Adding to 1081135184 its reverse (4815311801), we get a palindrome (5896446985).

The spelling of 1081135184 in words is "one billion, eighty-one million, one hundred thirty-five thousand, one hundred eighty-four".