112005380 has 24 divisors (see below), whose sum is σ = 247591680. Its totient is φ = 42444000.

The previous prime is 112005379. The next prime is 112005389. The reversal of 112005380 is 83500211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (112005389) 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, 146996 + ... + 147755.

It is an arithmetic number, because the mean of its divisors is an integer number (10316320).

Almost surely, 2^112005380 is an apocalyptic number.

112005380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112005380 is an abundant number, since it is smaller than the sum of its proper divisors (135586300).

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

112005380 is a wasteful number, since it uses less digits than its factorization.

112005380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294779 (or 294777 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 112005380 is about 10583.2594223141. The cubic root of 112005380 is about 482.0361709051.

Adding to 112005380 its reverse (83500211), we get a palindrome (195505591).

The spelling of 112005380 in words is "one hundred twelve million, five thousand, three hundred eighty".