457229981543 has 2 divisors, whose sum is σ = 457229981544. Its totient is φ = 457229981542.

The previous prime is 457229981521. The next prime is 457229981563. The reversal of 457229981543 is 345189922754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457229981543 - 2¹⁶ = 457229916007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457229981563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228614990771 + 228614990772.

It is an arithmetic number, because the mean of its divisors is an integer number (228614990772).

Almost surely, 2^457229981543 is an apocalyptic number.

457229981543 is a deficient number, since it is larger than the sum of its proper divisors (1).

457229981543 is an equidigital number, since it uses as much as digits as its factorization.

457229981543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21772800, while the sum is 59.

The spelling of 457229981543 in words is "four hundred fifty-seven billion, two hundred twenty-nine million, nine hundred eighty-one thousand, five hundred forty-three".