4251697 has 2 divisors, whose sum is σ = 4251698. Its totient is φ = 4251696.

The previous prime is 4251691. The next prime is 4251703. The reversal of 4251697 is 7961524.

It is a balanced prime because it is at equal distance from previous prime (4251691) and next prime (4251703).

It can be written as a sum of positive squares in only one way, i.e., 4124961 + 126736 = 2031^2 + 356^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4251697 is a prime.

It is not a weakly prime, because it can be changed into another prime (4251691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125848 + 2125849.

It is an arithmetic number, because the mean of its divisors is an integer number (2125849).

Almost surely, 2^4251697 is an apocalyptic number.

It is an amenable number.

4251697 is a deficient number, since it is larger than the sum of its proper divisors (1).

4251697 is an equidigital number, since it uses as much as digits as its factorization.

4251697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 4251697 is about 2061.9643546871. The cubic root of 4251697 is about 162.0021464939.

The spelling of 4251697 in words is "four million, two hundred fifty-one thousand, six hundred ninety-seven".