2097123 has 16 divisors (see below), whose sum is σ = 3283200. Its totient is φ = 1165536.

The previous prime is 2097097. The next prime is 2097131. The reversal of 2097123 is 3217902.

It is not a de Polignac number, because 2097123 - 2⁵ = 2097091 is a prime.

2097123 is a lucky number.

It is a nialpdrome in base 8.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 2097093 and 2097102.

It is not an unprimeable number, because it can be changed into a prime (2097133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573 + ... + 2126.

It is an arithmetic number, because the mean of its divisors is an integer number (205200).

2^2097123 is an apocalyptic number.

2097123 is a deficient number, since it is larger than the sum of its proper divisors (1186077).

2097123 is a wasteful number, since it uses less digits than its factorization.

2097123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2746.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 2097123 is about 1448.1446750929. The cubic root of 2097123 is about 127.9994099908. Note that the first 3 decimals are identical.

The spelling of 2097123 in words is "two million, ninety-seven thousand, one hundred twenty-three".