12735943 has 8 divisors (see below), whose sum is σ = 13919616. Its totient is φ = 11556600.

The previous prime is 12735937. The next prime is 12735967. The reversal of 12735943 is 34953721.

12735943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12735943 - 2⁵ = 12735911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12735899 and 12735908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12735913) 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, 10780 + ... + 11902.

It is an arithmetic number, because the mean of its divisors is an integer number (1739952).

Almost surely, 2^12735943 is an apocalyptic number.

12735943 is a deficient number, since it is larger than the sum of its proper divisors (1183673).

12735943 is a wasteful number, since it uses less digits than its factorization.

12735943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165.

The product of its digits is 22680, while the sum is 34.

The square root of 12735943 is about 3568.7452977202. The cubic root of 12735943 is about 233.5305500427.

The spelling of 12735943 in words is "twelve million, seven hundred thirty-five thousand, nine hundred forty-three".