1163103056 has 20 divisors (see below), whose sum is σ = 2261656212. Its totient is φ = 579449856.

The previous prime is 1163103023. The next prime is 1163103079. The reversal of 1163103056 is 6503013611.

It can be written as a sum of positive squares in 2 ways, for example, as 787363600 + 375739456 = 28060^2 + 19384^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 126785 + ... + 135648.

Almost surely, 2^1163103056 is an apocalyptic number.

1163103056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1163103056 is a deficient number, since it is larger than the sum of its proper divisors (1098553156).

1163103056 is a wasteful number, since it uses less digits than its factorization.

1163103056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262718 (or 262712 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1163103056 is about 34104.2967380945. The cubic root of 1163103056 is about 1051.6536470597.

Adding to 1163103056 its reverse (6503013611), we get a palindrome (7666116667).

The spelling of 1163103056 in words is "one billion, one hundred sixty-three million, one hundred three thousand, fifty-six".