2523317 has 2 divisors, whose sum is σ = 2523318. Its totient is φ = 2523316.

The previous prime is 2523251. The next prime is 2523329. The reversal of 2523317 is 7133252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2515396 + 7921 = 1586^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 2523317 - 2¹⁰ = 2522293 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2523292 and 2523301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2523337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261658 + 1261659.

It is an arithmetic number, because the mean of its divisors is an integer number (1261659).

2^2523317 is an apocalyptic number.

It is an amenable number.

2523317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2523317 is an equidigital number, since it uses as much as digits as its factorization.

2523317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 23.

The square root of 2523317 is about 1588.4951998668. The cubic root of 2523317 is about 136.1415229498.

Adding to 2523317 its reverse (7133252), we get a palindrome (9656569).

The spelling of 2523317 in words is "two million, five hundred twenty-three thousand, three hundred seventeen".