13864685207 has 2 divisors, whose sum is σ = 13864685208. Its totient is φ = 13864685206.

The previous prime is 13864685183. The next prime is 13864685209. The reversal of 13864685207 is 70258646831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13864685207 - 2⁶ = 13864685143 is a prime.

Together with 13864685209, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13864685209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6932342603 + 6932342604.

It is an arithmetic number, because the mean of its divisors is an integer number (6932342604).

Almost surely, 2^13864685207 is an apocalyptic number.

13864685207 is a deficient number, since it is larger than the sum of its proper divisors (1).

13864685207 is an equidigital number, since it uses as much as digits as its factorization.

13864685207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 13864685207 in words is "thirteen billion, eight hundred sixty-four million, six hundred eighty-five thousand, two hundred seven".