112643433 has 32 divisors (see below), whose sum is σ = 192030720. Its totient is φ = 63925200.

The previous prime is 112643431. The next prime is 112643437. The reversal of 112643433 is 334346211.

112643433 is a `hidden beast` number, since 1 + 12 + 643 + 4 + 3 + 3 = 666.

It is not a de Polignac number, because 112643433 - 2¹ = 112643431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 112643397 and 112643406.

It is not an unprimeable number, because it can be changed into a prime (112643431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26566 + ... + 30512.

It is an arithmetic number, because the mean of its divisors is an integer number (6000960).

Almost surely, 2^112643433 is an apocalyptic number.

It is an amenable number.

112643433 is a deficient number, since it is larger than the sum of its proper divisors (79387287).

112643433 is a wasteful number, since it uses less digits than its factorization.

112643433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114 (or 4108 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 112643433 is about 10613.3610604747. The cubic root of 112643433 is about 482.9497652319.

Adding to 112643433 its reverse (334346211), we get a palindrome (446989644).

It can be divided in two parts, 112 and 643433, that added together give a triangular number (643545 = T₁₁₃₄).

The spelling of 112643433 in words is "one hundred twelve million, six hundred forty-three thousand, four hundred thirty-three".