2194133 has 2 divisors, whose sum is σ = 2194134. Its totient is φ = 2194132.

The previous prime is 2194069. The next prime is 2194187. The reversal of 2194133 is 3314912.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1423249 + 770884 = 1193^2 + 878^2 .

It is a cyclic number.

It is not a de Polignac number, because 2194133 - 2⁶ = 2194069 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2194099 and 2194108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2194193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097066 + 1097067.

It is an arithmetic number, because the mean of its divisors is an integer number (1097067).

2^2194133 is an apocalyptic number.

It is an amenable number.

2194133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2194133 is an equidigital number, since it uses as much as digits as its factorization.

2194133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

The square root of 2194133 is about 1481.2606117763. The cubic root of 2194133 is about 129.9434270609.

The spelling of 2194133 in words is "two million, one hundred ninety-four thousand, one hundred thirty-three".