457395439 has 2 divisors, whose sum is σ = 457395440. Its totient is φ = 457395438.

The previous prime is 457395413. The next prime is 457395451. The reversal of 457395439 is 934593754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457395439 - 2⁷ = 457395311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 457395392 and 457395401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457395409) 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, 228697719 + 228697720.

It is an arithmetic number, because the mean of its divisors is an integer number (228697720).

Almost surely, 2^457395439 is an apocalyptic number.

457395439 is a deficient number, since it is larger than the sum of its proper divisors (1).

457395439 is an equidigital number, since it uses as much as digits as its factorization.

457395439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 49.

The square root of 457395439 is about 21386.8052546424. The cubic root of 457395439 is about 770.4845654072.

The spelling of 457395439 in words is "four hundred fifty-seven million, three hundred ninety-five thousand, four hundred thirty-nine".