13668007 has 2 divisors, whose sum is σ = 13668008. Its totient is φ = 13668006.

The previous prime is 13668001. The next prime is 13668029. The reversal of 13668007 is 70086631.

13668007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13668007 - 2¹⁹ = 13143719 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13668007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13668001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6834003 + 6834004.

It is an arithmetic number, because the mean of its divisors is an integer number (6834004).

Almost surely, 2^13668007 is an apocalyptic number.

13668007 is a deficient number, since it is larger than the sum of its proper divisors (1).

13668007 is an equidigital number, since it uses as much as digits as its factorization.

13668007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 13668007 is about 3697.0267783720. The cubic root of 13668007 is about 239.0938457225.

The spelling of 13668007 in words is "thirteen million, six hundred sixty-eight thousand, seven".