112520345 has 8 divisors (see below), whose sum is σ = 154313664. Its totient is φ = 77156784.

The previous prime is 112520341. The next prime is 112520407. The reversal of 112520345 is 543025211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112520345 - 2² = 112520341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112520345.

It is not an unprimeable number, because it can be changed into a prime (112520341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1607399 + ... + 1607468.

It is an arithmetic number, because the mean of its divisors is an integer number (19289208).

Almost surely, 2^112520345 is an apocalyptic number.

It is an amenable number.

112520345 is a deficient number, since it is larger than the sum of its proper divisors (41793319).

112520345 is an equidigital number, since it uses as much as digits as its factorization.

112520345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214879.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 112520345 is about 10607.5607469389. The cubic root of 112520345 is about 482.7737911140.

Adding to 112520345 its reverse (543025211), we get a palindrome (655545556).

The spelling of 112520345 in words is "one hundred twelve million, five hundred twenty thousand, three hundred forty-five".