457124639 has 2 divisors, whose sum is σ = 457124640. Its totient is φ = 457124638.

The previous prime is 457124623. The next prime is 457124653. The reversal of 457124639 is 936421754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457124639 - 2⁴ = 457124623 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 457124596 and 457124605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457126639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228562319 + 228562320.

It is an arithmetic number, because the mean of its divisors is an integer number (228562320).

Almost surely, 2^457124639 is an apocalyptic number.

457124639 is a deficient number, since it is larger than the sum of its proper divisors (1).

457124639 is an equidigital number, since it uses as much as digits as its factorization.

457124639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 41.

The square root of 457124639 is about 21380.4733109443. The cubic root of 457124639 is about 770.3324808050.

The spelling of 457124639 in words is "four hundred fifty-seven million, one hundred twenty-four thousand, six hundred thirty-nine".