113630443 has 8 divisors (see below), whose sum is σ = 116471808. Its totient is φ = 110806824.

The previous prime is 113630423. The next prime is 113630471. The reversal of 113630443 is 344036311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113630443 - 2⁵ = 113630411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113630423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9030 + ... + 17572.

It is an arithmetic number, because the mean of its divisors is an integer number (14558976).

Almost surely, 2^113630443 is an apocalyptic number.

113630443 is a deficient number, since it is larger than the sum of its proper divisors (2841365).

113630443 is an equidigital number, since it uses as much as digits as its factorization.

113630443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8873.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 113630443 is about 10659.7581117022. The cubic root of 113630443 is about 484.3562408718.

Adding to 113630443 its reverse (344036311), we get a palindrome (457666754).

The spelling of 113630443 in words is "one hundred thirteen million, six hundred thirty thousand, four hundred forty-three".