4142454257 has 2 divisors, whose sum is σ = 4142454258. Its totient is φ = 4142454256.

The previous prime is 4142454227. The next prime is 4142454293. The reversal of 4142454257 is 7524542414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3796531456 + 345922801 = 61616^2 + 18599^2 .

It is a cyclic number.

It is not a de Polignac number, because 4142454257 - 2⁶ = 4142454193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4142454257.

It is not a weakly prime, because it can be changed into another prime (4142454227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2071227128 + 2071227129.

It is an arithmetic number, because the mean of its divisors is an integer number (2071227129).

Almost surely, 2^4142454257 is an apocalyptic number.

It is an amenable number.

4142454257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4142454257 is an equidigital number, since it uses as much as digits as its factorization.

4142454257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 179200, while the sum is 38.

The square root of 4142454257 is about 64361.9006633583. The cubic root of 4142454257 is about 1606.0260074096.

The spelling of 4142454257 in words is "four billion, one hundred forty-two million, four hundred fifty-four thousand, two hundred fifty-seven".