113244505 has 12 divisors (see below), whose sum is σ = 149371236. Its totient is φ = 82359200.

The previous prime is 113244451. The next prime is 113244511. The reversal of 113244505 is 505442311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18688329 + 94556176 = 4323^2 + 9724^2 .

It is not a de Polignac number, because 113244505 - 2⁷ = 113244377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113244505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92986 + ... + 94195.

It is an arithmetic number, because the mean of its divisors is an integer number (12447603).

Almost surely, 2^113244505 is an apocalyptic number.

It is an amenable number.

113244505 is a deficient number, since it is larger than the sum of its proper divisors (36126731).

113244505 is a wasteful number, since it uses less digits than its factorization.

113244505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187208 (or 187197 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 113244505 is about 10641.6401461429. The cubic root of 113244505 is about 483.8072579658.

Adding to 113244505 its reverse (505442311), we get a palindrome (618686816).

The spelling of 113244505 in words is "one hundred thirteen million, two hundred forty-four thousand, five hundred five".