2117233 has 2 divisors, whose sum is σ = 2117234. Its totient is φ = 2117232.

The previous prime is 2117179. The next prime is 2117237. The reversal of 2117233 is 3327112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1292769 + 824464 = 1137^2 + 908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2117233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2117233.

It is not a weakly prime, because it can be changed into another prime (2117237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058616 + 1058617.

It is an arithmetic number, because the mean of its divisors is an integer number (1058617).

2^2117233 is an apocalyptic number.

It is an amenable number.

2117233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2117233 is an equidigital number, since it uses as much as digits as its factorization.

2117233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252, while the sum is 19.

The square root of 2117233 is about 1455.0714759076. The cubic root of 2117233 is about 128.4072518816.

The spelling of 2117233 in words is "two million, one hundred seventeen thousand, two hundred thirty-three".