457712243 has 2 divisors, whose sum is σ = 457712244. Its totient is φ = 457712242.

The previous prime is 457712239. The next prime is 457712279. The reversal of 457712243 is 342217754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 457712243 - 2² = 457712239 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (457712543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228856121 + 228856122.

It is an arithmetic number, because the mean of its divisors is an integer number (228856122).

Almost surely, 2^457712243 is an apocalyptic number.

457712243 is a deficient number, since it is larger than the sum of its proper divisors (1).

457712243 is an equidigital number, since it uses as much as digits as its factorization.

457712243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 35.

The square root of 457712243 is about 21394.2105019092. The cubic root of 457712243 is about 770.6624102494.

Adding to 457712243 its reverse (342217754), we get a palindrome (799929997).

The spelling of 457712243 in words is "four hundred fifty-seven million, seven hundred twelve thousand, two hundred forty-three".