457539923 has 2 divisors, whose sum is σ = 457539924. Its totient is φ = 457539922.

The previous prime is 457539871. The next prime is 457539947. The reversal of 457539923 is 329935754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457539923 - 2¹⁶ = 457474387 is a prime.

It is a super-2 number, since 2×457539923² = 418685562277691858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (457529923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228769961 + 228769962.

It is an arithmetic number, because the mean of its divisors is an integer number (228769962).

Almost surely, 2^457539923 is an apocalyptic number.

457539923 is a deficient number, since it is larger than the sum of its proper divisors (1).

457539923 is an equidigital number, since it uses as much as digits as its factorization.

457539923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1020600, while the sum is 47.

The square root of 457539923 is about 21390.1828650435. The cubic root of 457539923 is about 770.5656848375.

The spelling of 457539923 in words is "four hundred fifty-seven million, five hundred thirty-nine thousand, nine hundred twenty-three".