10243313 has 4 divisors (see below), whose sum is σ = 10251840. Its totient is φ = 10234788.

The previous prime is 10243309. The next prime is 10243357. The reversal of 10243313 is 31334201.

It is a happy number.

10243313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10243313 - 2² = 10243309 is a prime.

It is a super-2 number, since 2×10243313² = 209850922431938, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10243291 and 10243300.

It is not an unprimeable number, because it can be changed into a prime (10243393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2093 + ... + 4986.

It is an arithmetic number, because the mean of its divisors is an integer number (2562960).

Almost surely, 2^10243313 is an apocalyptic number.

It is an amenable number.

10243313 is a deficient number, since it is larger than the sum of its proper divisors (8527).

10243313 is an equidigital number, since it uses as much as digits as its factorization.

10243313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8526.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 10243313 is about 3200.5176143868. The cubic root of 10243313 is about 217.1768257232.

Adding to 10243313 its reverse (31334201), we get a palindrome (41577514).

The spelling of 10243313 in words is "ten million, two hundred forty-three thousand, three hundred thirteen".