457505459 has 2 divisors, whose sum is σ = 457505460. Its totient is φ = 457505458.

The previous prime is 457505437. The next prime is 457505507. The reversal of 457505459 is 954505754.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 457505459 - 2¹⁶ = 457439923 is a prime.

It is a super-2 number, since 2×457505459² = 418622490029601362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (457505759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228752729 + 228752730.

It is an arithmetic number, because the mean of its divisors is an integer number (228752730).

Almost surely, 2^457505459 is an apocalyptic number.

457505459 is a deficient number, since it is larger than the sum of its proper divisors (1).

457505459 is an equidigital number, since it uses as much as digits as its factorization.

457505459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630000, while the sum is 44.

The square root of 457505459 is about 21389.3772466615. The cubic root of 457505459 is about 770.5463368410.

The spelling of 457505459 in words is "four hundred fifty-seven million, five hundred five thousand, four hundred fifty-nine".