10205315 has 4 divisors (see below), whose sum is σ = 12246384. Its totient is φ = 8164248.

The previous prime is 10205297. The next prime is 10205347. The reversal of 10205315 is 51350201.

10205315 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 an emirpimes, since its reverse is a distinct semiprime: 51350201 = 7 ⋅7335743.

It is a cyclic number.

It is not a de Polignac number, because 10205315 - 2¹⁰ = 10204291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10205293 and 10205302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020527 + ... + 1020536.

It is an arithmetic number, because the mean of its divisors is an integer number (3061596).

Almost surely, 2^10205315 is an apocalyptic number.

10205315 is a deficient number, since it is larger than the sum of its proper divisors (2041069).

10205315 is an equidigital number, since it uses as much as digits as its factorization.

10205315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041068.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 10205315 is about 3194.5758716925. The cubic root of 10205315 is about 216.9079507940.

Adding to 10205315 its reverse (51350201), we get a palindrome (61555516).

The spelling of 10205315 in words is "ten million, two hundred five thousand, three hundred fifteen".