112155450 has 96 divisors (see below), whose sum is σ = 306891072. Its totient is φ = 26880000.

The previous prime is 112155437. The next prime is 112155457. The reversal of 112155450 is 54551211.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 112155450.

It is not an unprimeable number, because it can be changed into a prime (112155457) 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 47 ways as a sum of consecutive naturals, for example, 166314 + ... + 166986.

It is an arithmetic number, because the mean of its divisors is an integer number (3196782).

Almost surely, 2^112155450 is an apocalyptic number.

112155450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112155450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153445536).

112155450 is an abundant number, since it is smaller than the sum of its proper divisors (194735622).

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

112155450 is a wasteful number, since it uses less digits than its factorization.

112155450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 795 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 112155450 is about 10590.3470198101. The cubic root of 112155450 is about 482.2513596291.

The spelling of 112155450 in words is "one hundred twelve million, one hundred fifty-five thousand, four hundred fifty".