2123325 has 18 divisors (see below), whose sum is σ = 3803514. Its totient is φ = 1132320.

The previous prime is 2123309. The next prime is 2123327. The reversal of 2123325 is 5233212.

It can be written as a sum of positive squares in 3 ways, for example, as 168921 + 1954404 = 411^2 + 1398^2 .

It is not a de Polignac number, because 2123325 - 2⁴ = 2123309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2123298 and 2123307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123327) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4494 + ... + 4943.

2^2123325 is an apocalyptic number.

2123325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2123325 is a deficient number, since it is larger than the sum of its proper divisors (1680189).

2123325 is a wasteful number, since it uses less digits than its factorization.

2123325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9453 (or 9445 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 2123325 is about 1457.1633401922. The cubic root of 2123325 is about 128.5302910719.

Adding to 2123325 its reverse (5233212), we get a palindrome (7356537).

The spelling of 2123325 in words is "two million, one hundred twenty-three thousand, three hundred twenty-five".