12329977 has 4 divisors (see below), whose sum is σ = 13450896. Its totient is φ = 11209060.

The previous prime is 12329963. The next prime is 12330011. The reversal of 12329977 is 77992321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12329977 - 2²³ = 3941369 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 560443 + ... + 560464.

It is an arithmetic number, because the mean of its divisors is an integer number (3362724).

Almost surely, 2^12329977 is an apocalyptic number.

It is an amenable number.

12329977 is a deficient number, since it is larger than the sum of its proper divisors (1120919).

12329977 is a wasteful number, since it uses less digits than its factorization.

12329977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120918.

The product of its digits is 47628, while the sum is 40.

The square root of 12329977 is about 3511.4066981767. The cubic root of 12329977 is about 231.0223987076.

The spelling of 12329977 in words is "twelve million, three hundred twenty-nine thousand, nine hundred seventy-seven".