112405042 has 16 divisors (see below), whose sum is σ = 171060120. Its totient is φ = 55389312.

The previous prime is 112405031. The next prime is 112405043. The reversal of 112405042 is 240504211.

It can be written as a sum of positive squares in 4 ways, for example, as 76895361 + 35509681 = 8769^2 + 5959^2 .

It is not an unprimeable number, because it can be changed into a prime (112405043) 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 7 ways as a sum of consecutive naturals, for example, 65548 + ... + 67240.

Almost surely, 2^112405042 is an apocalyptic number.

112405042 is a deficient number, since it is larger than the sum of its proper divisors (58655078).

112405042 is a wasteful number, since it uses less digits than its factorization.

112405042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 112405042 is about 10602.1244097586. The cubic root of 112405042 is about 482.6088304537.

Adding to 112405042 its reverse (240504211), we get a palindrome (352909253).

It can be divided in two parts, 11 and 2405042, that multiplied together give a palindrome (26455462).

The spelling of 112405042 in words is "one hundred twelve million, four hundred five thousand, forty-two".