113424005 has 4 divisors (see below), whose sum is σ = 136108812. Its totient is φ = 90739200.

The previous prime is 113423993. The next prime is 113424023. The reversal of 113424005 is 500424311.

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 58767556 + 54656449 = 7666^2 + 7393^2 .

It is not a de Polignac number, because 113424005 - 2⁶ = 113423941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11342396 + ... + 11342405.

It is an arithmetic number, because the mean of its divisors is an integer number (34027203).

Almost surely, 2^113424005 is an apocalyptic number.

It is an amenable number.

113424005 is a deficient number, since it is larger than the sum of its proper divisors (22684807).

113424005 is an equidigital number, since it uses as much as digits as its factorization.

113424005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22684806.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 113424005 is about 10650.0706570426. The cubic root of 113424005 is about 484.0627451496.

Adding to 113424005 its reverse (500424311), we get a palindrome (613848316).

The spelling of 113424005 in words is "one hundred thirteen million, four hundred twenty-four thousand, five".