1163131348 has 12 divisors (see below), whose sum is σ = 2036092212. Its totient is φ = 581390720.

The previous prime is 1163131339. The next prime is 1163131349. The reversal of 1163131348 is 8431313611.

It can be written as a sum of positive squares in 2 ways, for example, as 188567824 + 974563524 = 13732^2 + 31218^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163131349) 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, 28165 + ... + 55852.

It is an arithmetic number, because the mean of its divisors is an integer number (169674351).

Almost surely, 2^1163131348 is an apocalyptic number.

It is an amenable number.

1163131348 is a deficient number, since it is larger than the sum of its proper divisors (872960864).

1163131348 is a wasteful number, since it uses less digits than its factorization.

1163131348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87482 (or 87480 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 1163131348 is about 34104.7115220170. The cubic root of 1163131348 is about 1051.6621740037.

Adding to 1163131348 its reverse (8431313611), we get a palindrome (9594444959).

The spelling of 1163131348 in words is "one billion, one hundred sixty-three million, one hundred thirty-one thousand, three hundred forty-eight".