113245105 has 4 divisors (see below), whose sum is σ = 135894132. Its totient is φ = 90596080.

The previous prime is 113245103. The next prime is 113245127. The reversal of 113245105 is 501542311.

It is a happy number.

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 50708641 + 62536464 = 7121^2 + 7908^2 .

It is not a de Polignac number, because 113245105 - 2¹ = 113245103 is a prime.

It is a super-2 number, since 2×113245105² = 25648907612922050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113245103) 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, 11324506 + ... + 11324515.

It is an arithmetic number, because the mean of its divisors is an integer number (33973533).

Almost surely, 2^113245105 is an apocalyptic number.

It is an amenable number.

113245105 is a deficient number, since it is larger than the sum of its proper divisors (22649027).

113245105 is an equidigital number, since it uses as much as digits as its factorization.

113245105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22649026.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 113245105 is about 10641.6683372486. The cubic root of 113245105 is about 483.8081124115.

Adding to 113245105 its reverse (501542311), we get a palindrome (614787416).

The spelling of 113245105 in words is "one hundred thirteen million, two hundred forty-five thousand, one hundred five".