112520043 has 16 divisors (see below), whose sum is σ = 167188000. Its totient is φ = 74792160.

The previous prime is 112520039. The next prime is 112520053. The reversal of 112520043 is 340025211.

It is not a de Polignac number, because 112520043 - 2² = 112520039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112519998 and 112520025.

It is not an unprimeable number, because it can be changed into a prime (112520053) 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, 3453 + ... + 15393.

It is an arithmetic number, because the mean of its divisors is an integer number (10449250).

Almost surely, 2^112520043 is an apocalyptic number.

112520043 is a deficient number, since it is larger than the sum of its proper divisors (54667957).

112520043 is a wasteful number, since it uses less digits than its factorization.

112520043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12299 (or 12293 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 112520043 is about 10607.5465118000. The cubic root of 112520043 is about 482.7733591986.

Adding to 112520043 its reverse (340025211), we get a palindrome (452545254).

The spelling of 112520043 in words is "one hundred twelve million, five hundred twenty thousand, forty-three".