112005242 has 4 divisors (see below), whose sum is σ = 168007866. Its totient is φ = 56002620.

The previous prime is 112005233. The next prime is 112005251. The reversal of 112005242 is 242500211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242500211 = 19 ⋅12763169.

It is an interprime number because it is at equal distance from previous prime (112005233) and next prime (112005251).

It can be written as a sum of positive squares in only one way, i.e., 99181681 + 12823561 = 9959^2 + 3581^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 112005242.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28001309 + ... + 28001312.

Almost surely, 2^112005242 is an apocalyptic number.

112005242 is a deficient number, since it is larger than the sum of its proper divisors (56002624).

112005242 is an equidigital number, since it uses as much as digits as its factorization.

112005242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56002623.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 112005242 is about 10583.2529025815. The cubic root of 112005242 is about 482.0359729354.

Adding to 112005242 its reverse (242500211), we get a palindrome (354505453).

The spelling of 112005242 in words is "one hundred twelve million, five thousand, two hundred forty-two".