12329947 has 8 divisors (see below), whose sum is σ = 14920416. Its totient is φ = 9946752.

The previous prime is 12329903. The next prime is 12329953. The reversal of 12329947 is 74992321.

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 12329947 - 2¹¹ = 12327899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12329957) 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, 51688 + ... + 51925.

It is an arithmetic number, because the mean of its divisors is an integer number (1865052).

Almost surely, 2^12329947 is an apocalyptic number.

12329947 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12329947 is a deficient number, since it is larger than the sum of its proper divisors (2590469).

12329947 is a wasteful number, since it uses less digits than its factorization.

12329947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103637.

The product of its digits is 27216, while the sum is 37.

The square root of 12329947 is about 3511.4024263818. The cubic root of 12329947 is about 231.0222113410.

The spelling of 12329947 in words is "twelve million, three hundred twenty-nine thousand, nine hundred forty-seven".