112542225 has 24 divisors (see below), whose sum is σ = 195865440. Its totient is φ = 56862720.

The previous prime is 112542217. The next prime is 112542239. The reversal of 112542225 is 522245211.

It is not a de Polignac number, because 112542225 - 2³ = 112542217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112542195 and 112542204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38064 + ... + 40913.

It is an arithmetic number, because the mean of its divisors is an integer number (8161060).

Almost surely, 2^112542225 is an apocalyptic number.

112542225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112542225 is a deficient number, since it is larger than the sum of its proper divisors (83323215).

112542225 is a wasteful number, since it uses less digits than its factorization.

112542225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79009 (or 79004 counting only the distinct ones).

The product of its digits is 1600, while the sum is 24.

The square root of 112542225 is about 10608.5920366465. The cubic root of 112542225 is about 482.8050814729.

Adding to 112542225 its reverse (522245211), we get a palindrome (634787436).

The spelling of 112542225 in words is "one hundred twelve million, five hundred forty-two thousand, two hundred twenty-five".