4318513 has 2 divisors, whose sum is σ = 4318514. Its totient is φ = 4318512.

The previous prime is 4318511. The next prime is 4318541. The reversal of 4318513 is 3158134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2380849 + 1937664 = 1543^2 + 1392^2 .

It is a cyclic number.

It is not a de Polignac number, because 4318513 - 2¹ = 4318511 is a prime.

Together with 4318511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4318511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2159256 + 2159257.

It is an arithmetic number, because the mean of its divisors is an integer number (2159257).

Almost surely, 2^4318513 is an apocalyptic number.

It is an amenable number.

4318513 is a deficient number, since it is larger than the sum of its proper divisors (1).

4318513 is an equidigital number, since it uses as much as digits as its factorization.

4318513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 4318513 is about 2078.1032216904. The cubic root of 4318513 is about 162.8463680966.

The spelling of 4318513 in words is "four million, three hundred eighteen thousand, five hundred thirteen".