459491699 has 2 divisors, whose sum is σ = 459491700. Its totient is φ = 459491698.

The previous prime is 459491671. The next prime is 459491701. The reversal of 459491699 is 996194954.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 459491699 - 2⁸ = 459491443 is a prime.

It is a super-2 number, since 2×459491699² = 422265242899813202, which contains 22 as substring.

Together with 459491701, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (459491629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229745849 + 229745850.

It is an arithmetic number, because the mean of its divisors is an integer number (229745850).

Almost surely, 2^459491699 is an apocalyptic number.

459491699 is a deficient number, since it is larger than the sum of its proper divisors (1).

459491699 is an equidigital number, since it uses as much as digits as its factorization.

459491699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3149280, while the sum is 56.

The square root of 459491699 is about 21435.7574860325. The cubic root of 459491699 is about 771.6598247793.

The spelling of 459491699 in words is "four hundred fifty-nine million, four hundred ninety-one thousand, six hundred ninety-nine".