459461491 has 2 divisors, whose sum is σ = 459461492. Its totient is φ = 459461490.

The previous prime is 459461479. The next prime is 459461603. The reversal of 459461491 is 194164954.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 459461491 - 2¹¹ = 459459443 is a prime.

It is a super-2 number, since 2×459461491² = 422209723423886162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (459461791) 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, 229730745 + 229730746.

It is an arithmetic number, because the mean of its divisors is an integer number (229730746).

Almost surely, 2^459461491 is an apocalyptic number.

459461491 is a deficient number, since it is larger than the sum of its proper divisors (1).

459461491 is an equidigital number, since it uses as much as digits as its factorization.

459461491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 43.

The square root of 459461491 is about 21435.0528574109. The cubic root of 459461491 is about 771.6429142011.

The spelling of 459461491 in words is "four hundred fifty-nine million, four hundred sixty-one thousand, four hundred ninety-one".