1161233 has 2 divisors, whose sum is σ = 1161234. Its totient is φ = 1161232.

The previous prime is 1161227. The next prime is 1161239. The reversal of 1161233 is 3321611.

It is a balanced prime because it is at equal distance from previous prime (1161227) and next prime (1161239).

It can be written as a sum of positive squares in only one way, i.e., 652864 + 508369 = 808^2 + 713^2 .

It is an emirp because it is prime and its reverse (3321611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1161233 - 2⁴ = 1161217 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1161239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580616 + 580617.

It is an arithmetic number, because the mean of its divisors is an integer number (580617).

2^1161233 is an apocalyptic number.

It is an amenable number.

1161233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161233 is an equidigital number, since it uses as much as digits as its factorization.

1161233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108, while the sum is 17.

The square root of 1161233 is about 1077.6052152806. The cubic root of 1161233 is about 105.1089722780.

Adding to 1161233 its reverse (3321611), we get a palindrome (4482844).

The spelling of 1161233 in words is "one million, one hundred sixty-one thousand, two hundred thirty-three".