459894109 has 2 divisors, whose sum is σ = 459894110. Its totient is φ = 459894108.

The previous prime is 459894041. The next prime is 459894121. The reversal of 459894109 is 901498954.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 459888025 + 6084 = 21445^2 + 78^2 .

It is a cyclic number.

It is not a de Polignac number, because 459894109 - 2¹⁷ = 459763037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459894179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229947054 + 229947055.

It is an arithmetic number, because the mean of its divisors is an integer number (229947055).

Almost surely, 2^459894109 is an apocalyptic number.

It is an amenable number.

459894109 is a deficient number, since it is larger than the sum of its proper divisors (1).

459894109 is an equidigital number, since it uses as much as digits as its factorization.

459894109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 459894109 is about 21445.1418507782. The cubic root of 459894109 is about 771.8850250934.

The spelling of 459894109 in words is "four hundred fifty-nine million, eight hundred ninety-four thousand, one hundred nine".