10304813 has 2 divisors, whose sum is σ = 10304814. Its totient is φ = 10304812.

The previous prime is 10304807. The next prime is 10304857. The reversal of 10304813 is 31840301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9229444 + 1075369 = 3038^2 + 1037^2 .

It is a cyclic number.

It is not a de Polignac number, because 10304813 - 2⁸ = 10304557 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10304513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5152406 + 5152407.

It is an arithmetic number, because the mean of its divisors is an integer number (5152407).

Almost surely, 2^10304813 is an apocalyptic number.

It is an amenable number.

10304813 is a deficient number, since it is larger than the sum of its proper divisors (1).

10304813 is an equidigital number, since it uses as much as digits as its factorization.

10304813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 10304813 is about 3210.1110572689. Note that the first 3 decimals coincide. The cubic root of 10304813 is about 217.6105959756.

The spelling of 10304813 in words is "ten million, three hundred four thousand, eight hundred thirteen".