13056667 has 8 divisors (see below), whose sum is σ = 14801360. Its totient is φ = 11417760.

The previous prime is 13056661. The next prime is 13056677. The reversal of 13056667 is 76665031.

It is a happy number.

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 13056667 - 2¹¹ = 13054619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13056661) 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, 26184 + ... + 26677.

It is an arithmetic number, because the mean of its divisors is an integer number (1850170).

Almost surely, 2^13056667 is an apocalyptic number.

13056667 is a deficient number, since it is larger than the sum of its proper divisors (1744693).

13056667 is a wasteful number, since it uses less digits than its factorization.

13056667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52893.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 13056667 is about 3613.4010295012. The cubic root of 13056667 is about 235.4746224850.

The spelling of 13056667 in words is "thirteen million, fifty-six thousand, six hundred sixty-seven".