457043 has 2 divisors, whose sum is σ = 457044. Its totient is φ = 457042.

The previous prime is 457021. The next prime is 457049. The reversal of 457043 is 340754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457043 - 2⁶ = 456979 is a prime.

It is not a weakly prime, because it can be changed into another prime (457049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228521 + 228522.

It is an arithmetic number, because the mean of its divisors is an integer number (228522).

2⁴⁵⁷⁰⁴³ is an apocalyptic number.

457043 is a deficient number, since it is larger than the sum of its proper divisors (1).

457043 is an equidigital number, since it uses as much as digits as its factorization.

457043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 457043 is about 676.0495543967. The cubic root of 457043 is about 77.0286619558.

Adding to 457043 its reverse (340754), we get a palindrome (797797).

The spelling of 457043 in words is "four hundred fifty-seven thousand, forty-three".