1163051156 has 12 divisors (see below), whose sum is σ = 2036223168. Its totient is φ = 581273112.

The previous prime is 1163051137. The next prime is 1163051167. The reversal of 1163051156 is 6511503611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52556 + ... + 71331.

It is an arithmetic number, because the mean of its divisors is an integer number (169685264).

Almost surely, 2^1163051156 is an apocalyptic number.

It is an amenable number.

1163051156 is a deficient number, since it is larger than the sum of its proper divisors (873172012).

1163051156 is a wasteful number, since it uses less digits than its factorization.

1163051156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126238 (or 126236 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1163051156 is about 34103.5358284152. The cubic root of 1163051156 is about 1051.6380045260.

Adding to 1163051156 its reverse (6511503611), we get a palindrome (7674554767).

The spelling of 1163051156 in words is "one billion, one hundred sixty-three million, fifty-one thousand, one hundred fifty-six".