112643000 has 32 divisors (see below), whose sum is σ = 263586960. Its totient is φ = 45056800.

The previous prime is 112642987. The next prime is 112643009. The reversal of 112643000 is 346211.

It is a self number, because there is not a number n which added to its sum of digits gives 112643000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112643009) 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, 55322 + ... + 57321.

Almost surely, 2^112643000 is an apocalyptic number.

112643000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112643000 is an abundant number, since it is smaller than the sum of its proper divisors (150943960).

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

112643000 is a wasteful number, since it uses less digits than its factorization.

112643000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112664 (or 112650 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 112643000 is about 10613.3406616390. The cubic root of 112643000 is about 482.9491464134.

Adding to 112643000 its reverse (346211), we get a palindrome (112989211).

The spelling of 112643000 in words is "one hundred twelve million, six hundred forty-three thousand".