1132091 has 2 divisors, whose sum is σ = 1132092.
Its totient is φ = 1132090.
The previous prime is 1132067. The next prime is 1132123. The reversal of 1132091 is 1902311.
It is a happy number.
It is a weak prime.
It is an emirp because it is prime and its reverse (1902311) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1132091 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (1132291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566045 + 566046.
It is an arithmetic number, because the mean of its divisors is an integer number (566046).
21132091 is an apocalyptic number.
1132091 is a deficient number, since it is larger than the sum of its proper divisors (1).
1132091 is an equidigital number, since it uses as much as digits as its factorization.
1132091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54, while the sum is 17.
The square root of 1132091 is about 1063.9976503733.
The cubic root of 1132091 is about 104.2222502996.
Note that the first 4 decimals are identical.
It can be divided in two parts, 11320 and 91, that added together give a palindrome (11411).
The spelling of 1132091 in words is "one million, one hundred thirty-two thousand, ninety-one".