1159229 has 2 divisors, whose sum is σ = 1159230. Its totient is φ = 1159228.

The previous prime is 1159201. The next prime is 1159231. The reversal of 1159229 is 9229511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1020100 + 139129 = 1010^2 + 373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1159229 is a prime.

Together with 1159231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1159259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579614 + 579615.

It is an arithmetic number, because the mean of its divisors is an integer number (579615).

2^1159229 is an apocalyptic number.

It is an amenable number.

1159229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1159229 is an equidigital number, since it uses as much as digits as its factorization.

1159229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 29.

The square root of 1159229 is about 1076.6749741682. The cubic root of 1159229 is about 105.0484734615.

The spelling of 1159229 in words is "one million, one hundred fifty-nine thousand, two hundred twenty-nine".