112509980 has 24 divisors (see below), whose sum is σ = 257750640. Its totient is φ = 40912640.

The previous prime is 112509979. The next prime is 112510019. The reversal of 112509980 is 89905211.

It is a self number, because there is not a number n which added to its sum of digits gives 112509980.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255485 + ... + 255924.

It is an arithmetic number, because the mean of its divisors is an integer number (10739610).

Almost surely, 2^112509980 is an apocalyptic number.

112509980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112509980 is an abundant number, since it is smaller than the sum of its proper divisors (145240660).

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

112509980 is a wasteful number, since it uses less digits than its factorization.

112509980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511429 (or 511427 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 35.

The square root of 112509980 is about 10607.0721690766. The cubic root of 112509980 is about 482.7589668201.

The spelling of 112509980 in words is "one hundred twelve million, five hundred nine thousand, nine hundred eighty".