113425205 has 4 divisors (see below), whose sum is σ = 136110252. Its totient is φ = 90740160.

The previous prime is 113425183. The next prime is 113425211. The reversal of 113425205 is 502524311.

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 47458321 + 65966884 = 6889^2 + 8122^2 .

It is not a de Polignac number, because 113425205 - 2¹² = 113421109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

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, 11342516 + ... + 11342525.

It is an arithmetic number, because the mean of its divisors is an integer number (34027563).

Almost surely, 2^113425205 is an apocalyptic number.

It is an amenable number.

113425205 is a deficient number, since it is larger than the sum of its proper divisors (22685047).

113425205 is an equidigital number, since it uses as much as digits as its factorization.

113425205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22685046.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 113425205 is about 10650.1269945480. The cubic root of 113425205 is about 484.0644522346.

Adding to 113425205 its reverse (502524311), we get a palindrome (615949516).

The spelling of 113425205 in words is "one hundred thirteen million, four hundred twenty-five thousand, two hundred five".