4609513 has 2 divisors, whose sum is σ = 4609514. Its totient is φ = 4609512.

The previous prime is 4609511. The next prime is 4609519. The reversal of 4609513 is 3159064.

4609513 is nontrivially palindromic in base 12.

It is the 877-th star number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3052009 + 1557504 = 1747^2 + 1248^2 .

It is a cyclic number.

It is not a de Polignac number, because 4609513 - 2¹ = 4609511 is a prime.

It is a super-2 number, since 2×4609513² = 42495220194338, which contains 22 as substring.

Together with 4609511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4609511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2304756 + 2304757.

It is an arithmetic number, because the mean of its divisors is an integer number (2304757).

Almost surely, 2^4609513 is an apocalyptic number.

It is an amenable number.

4609513 is a deficient number, since it is larger than the sum of its proper divisors (1).

4609513 is an equidigital number, since it uses as much as digits as its factorization.

4609513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 4609513 is about 2146.9776431067. The cubic root of 4609513 is about 166.4249166222.

The spelling of 4609513 in words is "four million, six hundred nine thousand, five hundred thirteen".