13716667 has 2 divisors, whose sum is σ = 13716668. Its totient is φ = 13716666.

The previous prime is 13716649. The next prime is 13716679. The reversal of 13716667 is 76661731.

It is a strong prime.

It is an emirp because it is prime and its reverse (76661731) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13716667 is a prime.

It is equal to p₈₉₂₈₅₅ and since 13716667 and 892855 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13716607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6858333 + 6858334.

It is an arithmetic number, because the mean of its divisors is an integer number (6858334).

Almost surely, 2^13716667 is an apocalyptic number.

13716667 is a deficient number, since it is larger than the sum of its proper divisors (1).

13716667 is an equidigital number, since it uses as much as digits as its factorization.

13716667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 37.

The square root of 13716667 is about 3703.6018954526. The cubic root of 13716667 is about 239.3772454211.

The spelling of 13716667 in words is "thirteen million, seven hundred sixteen thousand, six hundred sixty-seven".