9413813 has 2 divisors, whose sum is σ = 9413814. Its totient is φ = 9413812.

The previous prime is 9413779. The next prime is 9413821. The reversal of 9413813 is 3183149.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8898289 + 515524 = 2983^2 + 718^2 .

It is a cyclic number.

It is not a de Polignac number, because 9413813 - 2⁶ = 9413749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9413213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4706906 + 4706907.

It is an arithmetic number, because the mean of its divisors is an integer number (4706907).

Almost surely, 2^9413813 is an apocalyptic number.

It is an amenable number.

9413813 is a deficient number, since it is larger than the sum of its proper divisors (1).

9413813 is an equidigital number, since it uses as much as digits as its factorization.

9413813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 29.

The square root of 9413813 is about 3068.1937683269. The cubic root of 9413813 is about 211.1487536960.

The spelling of 9413813 in words is "nine million, four hundred thirteen thousand, eight hundred thirteen".