1132372091 has 4 divisors (see below), whose sum is σ = 1198982232. Its totient is φ = 1065761952.

The previous prime is 1132372067. The next prime is 1132372093. The reversal of 1132372091 is 1902732311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1902732311 = 29 ⋅65611459.

It is a cyclic number.

It is not a de Polignac number, because 1132372091 - 2⁶ = 1132372027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1132372093) 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 in 3 ways as a sum of consecutive naturals, for example, 33305045 + ... + 33305078.

It is an arithmetic number, because the mean of its divisors is an integer number (299745558).

Almost surely, 2^1132372091 is an apocalyptic number.

1132372091 is a deficient number, since it is larger than the sum of its proper divisors (66610141).

1132372091 is an equidigital number, since it uses as much as digits as its factorization.

1132372091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66610140.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 1132372091 is about 33650.7368567168. The cubic root of 1132372091 is about 1042.3087549321.

The spelling of 1132372091 in words is "one billion, one hundred thirty-two million, three hundred seventy-two thousand, ninety-one".