112143485 has 8 divisors (see below), whose sum is σ = 138209496. Its totient is φ = 87289920.

The previous prime is 112143481. The next prime is 112143497. The reversal of 112143485 is 584341211.

It can be written as a sum of positive squares in 4 ways, for example, as 43270084 + 68873401 = 6578^2 + 8299^2 .

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

It is not a de Polignac number, because 112143485 - 2² = 112143481 is a prime.

It is a super-2 number, since 2×112143485² = 25152322455890450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112143481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302906 + ... + 303275.

It is an arithmetic number, because the mean of its divisors is an integer number (17276187).

Almost surely, 2^112143485 is an apocalyptic number.

It is an amenable number.

112143485 is a deficient number, since it is larger than the sum of its proper divisors (26066011).

112143485 is an equidigital number, since it uses as much as digits as its factorization.

112143485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606223.

The product of its digits is 3840, while the sum is 29.

The square root of 112143485 is about 10589.7821035185. The cubic root of 112143485 is about 482.2342097931.

Adding to 112143485 its reverse (584341211), we get a palindrome (696484696).

The spelling of 112143485 in words is "one hundred twelve million, one hundred forty-three thousand, four hundred eighty-five".