5245657 has 2 divisors, whose sum is σ = 5245658. Its totient is φ = 5245656.

The previous prime is 5245651. The next prime is 5245711. The reversal of 5245657 is 7565425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3779136 + 1466521 = 1944^2 + 1211^2 .

It is a cyclic number.

It is not a de Polignac number, because 5245657 - 2¹⁹ = 4721369 is a prime.

5245657 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5245651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2622828 + 2622829.

It is an arithmetic number, because the mean of its divisors is an integer number (2622829).

Almost surely, 2^5245657 is an apocalyptic number.

It is an amenable number.

5245657 is a deficient number, since it is larger than the sum of its proper divisors (1).

5245657 is an equidigital number, since it uses as much as digits as its factorization.

5245657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42000, while the sum is 34.

The square root of 5245657 is about 2290.3399311019. The cubic root of 5245657 is about 173.7533939954.

The spelling of 5245657 in words is "five million, two hundred forty-five thousand, six hundred fifty-seven".