1132409 has 2 divisors, whose sum is σ = 1132410. Its totient is φ = 1132408.

The previous prime is 1132403. The next prime is 1132423. The reversal of 1132409 is 9042311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1056784 + 75625 = 1028^2 + 275^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132409 - 2⁴ = 1132393 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (1132403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566204 + 566205.

It is an arithmetic number, because the mean of its divisors is an integer number (566205).

2^1132409 is an apocalyptic number.

It is an amenable number.

1132409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132409 is an equidigital number, since it uses as much as digits as its factorization.

1132409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1132409 is about 1064.1470763010. The cubic root of 1132409 is about 104.2320079289.

The spelling of 1132409 in words is "one million, one hundred thirty-two thousand, four hundred nine".