113042245 has 4 divisors (see below), whose sum is σ = 135650700. Its totient is φ = 90433792.

The previous prime is 113042243. The next prime is 113042291. The reversal of 113042245 is 542240311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 542240311 = 2083 ⋅260317.

It can be written as a sum of positive squares in 2 ways, for example, as 23512801 + 89529444 = 4849^2 + 9462^2 .

It is a cyclic number.

It is not a de Polignac number, because 113042245 - 2¹ = 113042243 is a prime.

It is a super-3 number, since 3×113042245³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113042243) 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, 11304220 + ... + 11304229.

It is an arithmetic number, because the mean of its divisors is an integer number (33912675).

Almost surely, 2^113042245 is an apocalyptic number.

It is an amenable number.

113042245 is a deficient number, since it is larger than the sum of its proper divisors (22608455).

113042245 is an equidigital number, since it uses as much as digits as its factorization.

113042245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22608454.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 113042245 is about 10632.1326647103. The cubic root of 113042245 is about 483.5190521594.

Adding to 113042245 its reverse (542240311), we get a palindrome (655282556).

The spelling of 113042245 in words is "one hundred thirteen million, forty-two thousand, two hundred forty-five".