12683434 has 8 divisors (see below), whose sum is σ = 19040580. Its totient is φ = 6336576.

The previous prime is 12683423. The next prime is 12683443. The reversal of 12683434 is 43438621.

It can be written as a sum of positive squares in 2 ways, for example, as 11868025 + 815409 = 3445^2 + 903^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12683396 and 12683405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2562 + ... + 5650.

Almost surely, 2^12683434 is an apocalyptic number.

12683434 is a deficient number, since it is larger than the sum of its proper divisors (6357146).

12683434 is a wasteful number, since it uses less digits than its factorization.

12683434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5144.

The product of its digits is 13824, while the sum is 31.

The square root of 12683434 is about 3561.3809119497. The cubic root of 12683434 is about 233.2091670443.

The spelling of 12683434 in words is "twelve million, six hundred eighty-three thousand, four hundred thirty-four".