113817443 has 4 divisors (see below), whose sum is σ = 113967768. Its totient is φ = 113667120.

The previous prime is 113817427. The next prime is 113817463. The reversal of 113817443 is 344718311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113817443 - 2⁴ = 113817427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113817413) 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, 74021 + ... + 75542.

It is an arithmetic number, because the mean of its divisors is an integer number (28491942).

Almost surely, 2^113817443 is an apocalyptic number.

113817443 is a deficient number, since it is larger than the sum of its proper divisors (150325).

113817443 is an equidigital number, since it uses as much as digits as its factorization.

113817443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150324.

The product of its digits is 8064, while the sum is 32.

The square root of 113817443 is about 10668.5258119386. The cubic root of 113817443 is about 484.6217946391.

It can be divided in two parts, 1138 and 17443, that added together give a palindrome (18581).

The spelling of 113817443 in words is "one hundred thirteen million, eight hundred seventeen thousand, four hundred forty-three".