113040043 has 16 divisors (see below), whose sum is σ = 120185856. Its totient is φ = 106161120.

The previous prime is 113040041. The next prime is 113040071. The reversal of 113040043 is 340040311.

It is not a de Polignac number, because 113040043 - 2¹ = 113040041 is a prime.

It is a super-3 number, since 3×113040043³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113039999 and 113040026.

It is not an unprimeable number, because it can be changed into a prime (113040041) 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 15 ways as a sum of consecutive naturals, for example, 175480 + ... + 176122.

It is an arithmetic number, because the mean of its divisors is an integer number (7511616).

Almost surely, 2^113040043 is an apocalyptic number.

113040043 is a deficient number, since it is larger than the sum of its proper divisors (7145813).

113040043 is a wasteful number, since it uses less digits than its factorization.

113040043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 113040043 is about 10632.0291101934. The cubic root of 113040043 is about 483.5159125783.

Adding to 113040043 its reverse (340040311), we get a palindrome (453080354).

The spelling of 113040043 in words is "one hundred thirteen million, forty thousand, forty-three".