1132158521891 has 2 divisors, whose sum is σ = 1132158521892. Its totient is φ = 1132158521890.

The previous prime is 1132158521873. The next prime is 1132158521917. The reversal of 1132158521891 is 1981258512311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1132158521891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1132158521491) 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 as a sum of consecutive naturals, namely, 566079260945 + 566079260946.

It is an arithmetic number, because the mean of its divisors is an integer number (566079260946).

Almost surely, 2^{1132158521891} is an apocalyptic number.

1132158521891 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132158521891 is an equidigital number, since it uses as much as digits as its factorization.

1132158521891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 47.

The spelling of 1132158521891 in words is "one trillion, one hundred thirty-two billion, one hundred fifty-eight million, five hundred twenty-one thousand, eight hundred ninety-one".