2660173 has 2 divisors, whose sum is σ = 2660174. Its totient is φ = 2660172.

The previous prime is 2660137. The next prime is 2660179. The reversal of 2660173 is 3710662.

2660173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (2660137) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2137444 + 522729 = 1462^2 + 723^2 .

It is a cyclic number.

It is not a de Polignac number, because 2660173 - 2¹⁷ = 2529101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2660179) 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, 1330086 + 1330087.

It is an arithmetic number, because the mean of its divisors is an integer number (1330087).

2^2660173 is an apocalyptic number.

It is an amenable number.

2660173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2660173 is an equidigital number, since it uses as much as digits as its factorization.

2660173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 2660173 is about 1631.0036787206. The cubic root of 2660173 is about 138.5596019544.

The spelling of 2660173 in words is "two million, six hundred sixty thousand, one hundred seventy-three".