4257313 has 2 divisors, whose sum is σ = 4257314. Its totient is φ = 4257312.

The previous prime is 4257289. The next prime is 4257353. The reversal of 4257313 is 3137524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2845969 + 1411344 = 1687^2 + 1188^2 .

It is a cyclic number.

It is not a de Polignac number, because 4257313 - 2²¹ = 2160161 is a prime.

It is not a weakly prime, because it can be changed into another prime (4257353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2128656 + 2128657.

It is an arithmetic number, because the mean of its divisors is an integer number (2128657).

Almost surely, 2^4257313 is an apocalyptic number.

It is an amenable number.

4257313 is a deficient number, since it is larger than the sum of its proper divisors (1).

4257313 is an equidigital number, since it uses as much as digits as its factorization.

4257313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 25.

The square root of 4257313 is about 2063.3257135024. The cubic root of 4257313 is about 162.0734438109.

The spelling of 4257313 in words is "four million, two hundred fifty-seven thousand, three hundred thirteen".