2105273 has 2 divisors, whose sum is σ = 2105274. Its totient is φ = 2105272.

The previous prime is 2105269. The next prime is 2105287. The reversal of 2105273 is 3725012.

2105273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1951609 + 153664 = 1397^2 + 392^2 .

It is a cyclic number.

It is not a de Polignac number, because 2105273 - 2² = 2105269 is a prime.

It is not a weakly prime, because it can be changed into another prime (2105203) 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 as a sum of consecutive naturals, namely, 1052636 + 1052637.

It is an arithmetic number, because the mean of its divisors is an integer number (1052637).

2^2105273 is an apocalyptic number.

It is an amenable number.

2105273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2105273 is an equidigital number, since it uses as much as digits as its factorization.

2105273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 2105273 is about 1450.9558918175. The cubic root of 2105273 is about 128.1650093571.

The spelling of 2105273 in words is "two million, one hundred five thousand, two hundred seventy-three".