457487071 has 2 divisors, whose sum is σ = 457487072. Its totient is φ = 457487070.

The previous prime is 457487039. The next prime is 457487081. The reversal of 457487071 is 170784754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457487071 - 2⁵ = 457487039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457487021) 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, 228743535 + 228743536.

It is an arithmetic number, because the mean of its divisors is an integer number (228743536).

Almost surely, 2^457487071 is an apocalyptic number.

457487071 is a deficient number, since it is larger than the sum of its proper divisors (1).

457487071 is an equidigital number, since it uses as much as digits as its factorization.

457487071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 219520, while the sum is 43.

The square root of 457487071 is about 21388.9474028060. The cubic root of 457487071 is about 770.5360134699.

The spelling of 457487071 in words is "four hundred fifty-seven million, four hundred eighty-seven thousand, seventy-one".