1163481358 has 32 divisors (see below), whose sum is σ = 2006839296. Its totient is φ = 501687648.

The previous prime is 1163481353. The next prime is 1163481419. The reversal of 1163481358 is 8531843611.

It is a happy number.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1163481358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163481353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3091 + ... + 48337.

It is an arithmetic number, because the mean of its divisors is an integer number (62713728).

Almost surely, 2^1163481358 is an apocalyptic number.

1163481358 is a deficient number, since it is larger than the sum of its proper divisors (843357938).

1163481358 is a wasteful number, since it uses less digits than its factorization.

1163481358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45328.

The product of its digits is 69120, while the sum is 40.

The square root of 1163481358 is about 34109.8425384815. The cubic root of 1163481358 is about 1051.7676523064.

The spelling of 1163481358 in words is "one billion, one hundred sixty-three million, four hundred eighty-one thousand, three hundred fifty-eight".