12943667 has 8 divisors (see below), whose sum is σ = 14208960. Its totient is φ = 11693160.

The previous prime is 12943639. The next prime is 12943691. The reversal of 12943667 is 76634921.

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 12943667 - 2⁶ = 12943603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12943667.

It is not an unprimeable number, because it can be changed into a prime (12943627) 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, 1817 + ... + 5402.

It is an arithmetic number, because the mean of its divisors is an integer number (1776120).

Almost surely, 2^12943667 is an apocalyptic number.

12943667 is a deficient number, since it is larger than the sum of its proper divisors (1265293).

12943667 is a wasteful number, since it uses less digits than its factorization.

12943667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7393.

The product of its digits is 54432, while the sum is 38.

The square root of 12943667 is about 3597.7308126095. The cubic root of 12943667 is about 234.7933417833.

The spelling of 12943667 in words is "twelve million, nine hundred forty-three thousand, six hundred sixty-seven".