4257444953 has 2 divisors, whose sum is σ = 4257444954. Its totient is φ = 4257444952.

The previous prime is 4257444941. The next prime is 4257444967. The reversal of 4257444953 is 3594447524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3870457369 + 386987584 = 62213^2 + 19672^2 .

It is a cyclic number.

It is not a de Polignac number, because 4257444953 - 2⁶ = 4257444889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4257444898 and 4257444907.

It is not a weakly prime, because it can be changed into another prime (4257444913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2128722476 + 2128722477.

It is an arithmetic number, because the mean of its divisors is an integer number (2128722477).

Almost surely, 2^4257444953 is an apocalyptic number.

It is an amenable number.

4257444953 is a deficient number, since it is larger than the sum of its proper divisors (1).

4257444953 is an equidigital number, since it uses as much as digits as its factorization.

4257444953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2419200, while the sum is 47.

The square root of 4257444953 is about 65249.0992504877. The cubic root of 4257444953 is about 1620.7511825178.

The spelling of 4257444953 in words is "four billion, two hundred fifty-seven million, four hundred forty-four thousand, nine hundred fifty-three".