459374549 has 2 divisors, whose sum is σ = 459374550. Its totient is φ = 459374548.

The previous prime is 459374543. The next prime is 459374551. The reversal of 459374549 is 945473954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 243578449 + 215796100 = 15607^2 + 14690^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-459374549 is a prime.

It is a super-2 number, since 2×459374549² = 422049952537906802, which contains 22 as substring.

Together with 459374551, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 459374497 and 459374506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459374543) 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, 229687274 + 229687275.

It is an arithmetic number, because the mean of its divisors is an integer number (229687275).

Almost surely, 2^459374549 is an apocalyptic number.

It is an amenable number.

459374549 is a deficient number, since it is larger than the sum of its proper divisors (1).

459374549 is an equidigital number, since it uses as much as digits as its factorization.

459374549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 50.

The square root of 459374549 is about 21433.0247282086. The cubic root of 459374549 is about 771.5942395305.

The spelling of 459374549 in words is "four hundred fifty-nine million, three hundred seventy-four thousand, five hundred forty-nine".