13009667 has 4 divisors (see below), whose sum is σ = 14192376. Its totient is φ = 11826960.

The previous prime is 13009663. The next prime is 13009687. The reversal of 13009667 is 76690031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13009667 - 2² = 13009663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13009663) 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, 591338 + ... + 591359.

It is an arithmetic number, because the mean of its divisors is an integer number (3548094).

Almost surely, 2^13009667 is an apocalyptic number.

13009667 is a deficient number, since it is larger than the sum of its proper divisors (1182709).

13009667 is a wasteful number, since it uses less digits than its factorization.

13009667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182708.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 13009667 is about 3606.8915980384. The cubic root of 13009667 is about 235.1917372863.

Adding to 13009667 its reverse (76690031), we get a palindrome (89699698).

The spelling of 13009667 in words is "thirteen million, nine thousand, six hundred sixty-seven".