10113205 has 4 divisors (see below), whose sum is σ = 12135852. Its totient is φ = 8090560.

The previous prime is 10113197. The next prime is 10113209. The reversal of 10113205 is 50231101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7623121 + 2490084 = 2761^2 + 1578^2 .

It is not a de Polignac number, because 10113205 - 2³ = 10113197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10113209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011316 + ... + 1011325.

It is an arithmetic number, because the mean of its divisors is an integer number (3033963).

Almost surely, 2^10113205 is an apocalyptic number.

It is an amenable number.

10113205 is a deficient number, since it is larger than the sum of its proper divisors (2022647).

10113205 is an equidigital number, since it uses as much as digits as its factorization.

10113205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022646.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 10113205 is about 3180.1265698082. The cubic root of 10113205 is about 216.2533963181.

Adding to 10113205 its reverse (50231101), we get a palindrome (60344306).

The spelling of 10113205 in words is "ten million, one hundred thirteen thousand, two hundred five".