1132131231191 has 4 divisors (see below), whose sum is σ = 1132189216584. Its totient is φ = 1132073245800.

The previous prime is 1132131231167. The next prime is 1132131231193. The reversal of 1132131231191 is 1911321312311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1132131231191 is a prime.

It is a super-2 number, since 2×1132131231191² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132131231193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28963400 + ... + 29002461.

It is an arithmetic number, because the mean of its divisors is an integer number (283047304146).

Almost surely, 2^{1132131231191} is an apocalyptic number.

1132131231191 is a deficient number, since it is larger than the sum of its proper divisors (57985393).

1132131231191 is an equidigital number, since it uses as much as digits as its factorization.

1132131231191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57985392.

The product of its digits is 972, while the sum is 29.

The spelling of 1132131231191 in words is "one trillion, one hundred thirty-two billion, one hundred thirty-one million, two hundred thirty-one thousand, one hundred ninety-one".