1129211 has 2 divisors, whose sum is σ = 1129212. Its totient is φ = 1129210.

The previous prime is 1129187. The next prime is 1129213.

1129211 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 1129211 - 2¹⁴ = 1112827 is a prime.

Together with 1129213, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1129211.

It is not a weakly prime, because it can be changed into another prime (1129213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564605 + 564606.

It is an arithmetic number, because the mean of its divisors is an integer number (564606).

2^1129211 is an apocalyptic number.

1129211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129211 is an equidigital number, since it uses as much as digits as its factorization.

1129211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36, while the sum is 17.

The square root of 1129211 is about 1062.6434020875. The cubic root of 1129211 is about 104.1337959929.

The spelling of 1129211 in words is "one million, one hundred twenty-nine thousand, two hundred eleven".