1171233 has 16 divisors (see below), whose sum is σ = 1983360. Its totient is φ = 669168.

The previous prime is 1171231. The next prime is 1171241. The reversal of 1171233 is 3321711.

It is not a de Polignac number, because 1171233 - 2¹ = 1171231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1171231) 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 in 15 ways as a sum of consecutive naturals, for example, 2910 + ... + 3287.

It is an arithmetic number, because the mean of its divisors is an integer number (123960).

2^1171233 is an apocalyptic number.

It is an amenable number.

1171233 is a deficient number, since it is larger than the sum of its proper divisors (812127).

1171233 is an equidigital number, since it uses as much as digits as its factorization.

1171233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6213 (or 6207 counting only the distinct ones).

The product of its digits is 126, while the sum is 18.

The square root of 1171233 is about 1082.2351870088. The cubic root of 1171233 is about 105.4098268895.

Subtracting from 1171233 its sum of digits (18), we obtain a triangular number (1171215 = T₁₅₃₀).

Adding to 1171233 its reverse (3321711), we get a palindrome (4492944).

The spelling of 1171233 in words is "one million, one hundred seventy-one thousand, two hundred thirty-three".