2125317 has 16 divisors (see below), whose sum is σ = 2987712. Its totient is φ = 1342080.

The previous prime is 2125313. The next prime is 2125327. The reversal of 2125317 is 7135212.

It is not a de Polignac number, because 2125317 - 2² = 2125313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2125293 and 2125302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125313) 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, 4318 + ... + 4784.

It is an arithmetic number, because the mean of its divisors is an integer number (186732).

2^2125317 is an apocalyptic number.

It is an amenable number.

2125317 is a deficient number, since it is larger than the sum of its proper divisors (862395).

2125317 is a wasteful number, since it uses less digits than its factorization.

2125317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548.

The product of its digits is 420, while the sum is 21.

The square root of 2125317 is about 1457.8466997596. The cubic root of 2125317 is about 128.5704721269.

It can be divided in two parts, 2125 and 317, that added together give a palindrome (2442).

The spelling of 2125317 in words is "two million, one hundred twenty-five thousand, three hundred seventeen".