112345512 has 16 divisors (see below), whose sum is σ = 280863840. Its totient is φ = 37448496.

The previous prime is 112345487. The next prime is 112345523. The reversal of 112345512 is 215543211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 4681063 = 112345512 / (1 + 1 + 2 + 3 + 4 + 5 + 5 + 1 + 2).

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 3 ways as a sum of consecutive naturals, for example, 2340508 + ... + 2340555.

It is an arithmetic number, because the mean of its divisors is an integer number (17553990).

Almost surely, 2^112345512 is an apocalyptic number.

112345512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112345512 is an abundant number, since it is smaller than the sum of its proper divisors (168518328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112345512 is a wasteful number, since it uses less digits than its factorization.

112345512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4681072 (or 4681068 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 112345512 is about 10599.3165817424. The cubic root of 112345512 is about 482.5236184489.

Adding to 112345512 its reverse (215543211), we get a palindrome (327888723).

The spelling of 112345512 in words is "one hundred twelve million, three hundred forty-five thousand, five hundred twelve".