1112057406 has 48 divisors (see below), whose sum is σ = 2544587136. Its totient is φ = 350286288.

The previous prime is 1112057381. The next prime is 1112057413. The reversal of 1112057406 is 6047502111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1112057406.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 18181 + ... + 50543.

It is an arithmetic number, because the mean of its divisors is an integer number (53012232).

Almost surely, 2^1112057406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112057406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1272293568).

1112057406 is an abundant number, since it is smaller than the sum of its proper divisors (1432529730).

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

1112057406 is a wasteful number, since it uses less digits than its factorization.

1112057406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32477 (or 32474 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1112057406 is about 33347.5247357281. The cubic root of 1112057406 is about 1036.0381210413.

Adding to 1112057406 its reverse (6047502111), we get a palindrome (7159559517).

The spelling of 1112057406 in words is "one billion, one hundred twelve million, fifty-seven thousand, four hundred six".