12934947 has 8 divisors (see below), whose sum is σ = 17996544. Its totient is φ = 8248328.

The previous prime is 12934939. The next prime is 12934951. The reversal of 12934947 is 74943921.

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

It is a cyclic number.

It is not a de Polignac number, because 12934947 - 2³ = 12934939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12934927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93663 + ... + 93800.

It is an arithmetic number, because the mean of its divisors is an integer number (2249568).

Almost surely, 2^12934947 is an apocalyptic number.

12934947 is a deficient number, since it is larger than the sum of its proper divisors (5061597).

12934947 is a wasteful number, since it uses less digits than its factorization.

12934947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187489.

The product of its digits is 54432, while the sum is 39.

The square root of 12934947 is about 3596.5187334421. The cubic root of 12934947 is about 234.7406040782.

The spelling of 12934947 in words is "twelve million, nine hundred thirty-four thousand, nine hundred forty-seven".