1161330108 has 12 divisors (see below), whose sum is σ = 2709770280. Its totient is φ = 387110032.

The previous prime is 1161330101. The next prime is 1161330109. The reversal of 1161330108 is 8010331611.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161330101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48388743 + ... + 48388766.

It is an arithmetic number, because the mean of its divisors is an integer number (225814190).

Almost surely, 2^1161330108 is an apocalyptic number.

It is an amenable number.

1161330108 is an abundant number, since it is smaller than the sum of its proper divisors (1548440172).

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

1161330108 is a wasteful number, since it uses less digits than its factorization.

1161330108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96777516 (or 96777514 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 1161330108 is about 34078.2937953179. The cubic root of 1161330108 is about 1051.1190210561.

Adding to 1161330108 its reverse (8010331611), we get a palindrome (9171661719).

The spelling of 1161330108 in words is "one billion, one hundred sixty-one million, three hundred thirty thousand, one hundred eight".