13201667 has 4 divisors (see below), whose sum is σ = 13248600. Its totient is φ = 13154736.

The previous prime is 13201651. The next prime is 13201679. The reversal of 13201667 is 76610231.

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 13201667 - 2⁴ = 13201651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13201687) 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, 23042 + ... + 23607.

It is an arithmetic number, because the mean of its divisors is an integer number (3312150).

Almost surely, 2^13201667 is an apocalyptic number.

13201667 is a deficient number, since it is larger than the sum of its proper divisors (46933).

13201667 is an equidigital number, since it uses as much as digits as its factorization.

13201667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46932.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 13201667 is about 3633.4098309990. The cubic root of 13201667 is about 236.3430983455.

Adding to 13201667 its reverse (76610231), we get a palindrome (89811898).

The spelling of 13201667 in words is "thirteen million, two hundred one thousand, six hundred sixty-seven".