1163132011 has 32 divisors (see below), whose sum is σ = 1276508160. Its totient is φ = 1057056000.

The previous prime is 1163131967. The next prime is 1163132021. The reversal of 1163132011 is 1102313611.

It is a cyclic number.

It is not a de Polignac number, because 1163132011 - 2⁹ = 1163131499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1163132011.

It is not an unprimeable number, because it can be changed into a prime (1163132021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7702786 + ... + 7702936.

It is an arithmetic number, because the mean of its divisors is an integer number (39890880).

Almost surely, 2^1163132011 is an apocalyptic number.

1163132011 is a deficient number, since it is larger than the sum of its proper divisors (113376149).

1163132011 is a wasteful number, since it uses less digits than its factorization.

1163132011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1163132011 is about 34104.7212420803. The cubic root of 1163132011 is about 1051.6623738240.

Adding to 1163132011 its reverse (1102313611), we get a palindrome (2265445622).

The spelling of 1163132011 in words is "one billion, one hundred sixty-three million, one hundred thirty-two thousand, eleven".