10223813 has 2 divisors, whose sum is σ = 10223814. Its totient is φ = 10223812.

The previous prime is 10223797. The next prime is 10223819. The reversal of 10223813 is 31832201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9872164 + 351649 = 3142^2 + 593^2 .

It is a cyclic number.

It is not a de Polignac number, because 10223813 - 2⁴ = 10223797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10223819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111906 + 5111907.

It is an arithmetic number, because the mean of its divisors is an integer number (5111907).

Almost surely, 2^10223813 is an apocalyptic number.

It is an amenable number.

10223813 is a deficient number, since it is larger than the sum of its proper divisors (1).

10223813 is an equidigital number, since it uses as much as digits as its factorization.

10223813 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 10223813 is about 3197.4697809362. The cubic root of 10223813 is about 217.0389263841.

The spelling of 10223813 in words is "ten million, two hundred twenty-three thousand, eight hundred thirteen".