113420043 has 24 divisors (see below), whose sum is σ = 179230896. Its totient is φ = 68544000.

The previous prime is 113420033. The next prime is 113420057. The reversal of 113420043 is 340024311.

It is not a de Polignac number, because 113420043 - 2¹² = 113415947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113419998 and 113420025.

It is not an unprimeable number, because it can be changed into a prime (113420003) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 38271 + ... + 41127.

It is an arithmetic number, because the mean of its divisors is an integer number (7467954).

Almost surely, 2^113420043 is an apocalyptic number.

113420043 is a deficient number, since it is larger than the sum of its proper divisors (65810853).

113420043 is a wasteful number, since it uses less digits than its factorization.

113420043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275 (or 3272 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 113420043 is about 10649.8846472626. The cubic root of 113420043 is about 484.0571088385.

Adding to 113420043 its reverse (340024311), we get a palindrome (453444354).

The spelling of 113420043 in words is "one hundred thirteen million, four hundred twenty thousand, forty-three".