112997430 has 288 divisors, whose sum is σ = 386908704. Its totient is φ = 23514624.

The previous prime is 112997407. The next prime is 112997461. The reversal of 112997430 is 34799211.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1547874 + ... + 1547946.

It is an arithmetic number, because the mean of its divisors is an integer number (1343433).

Almost surely, 2^112997430 is an apocalyptic number.

112997430 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 112997430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193454352).

112997430 is an abundant number, since it is smaller than the sum of its proper divisors (273911274).

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

112997430 is a wasteful number, since it uses less digits than its factorization.

112997430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 112997430 is about 10630.0249294157. The cubic root of 112997430 is about 483.4551475236.

The spelling of 112997430 in words is "one hundred twelve million, nine hundred ninety-seven thousand, four hundred thirty".