13877807 has 2 divisors, whose sum is σ = 13877808. Its totient is φ = 13877806.

The previous prime is 13877791. The next prime is 13877827. The reversal of 13877807 is 70877831.

It is a weak prime.

It is an emirp because it is prime and its reverse (70877831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13877807 - 2⁴ = 13877791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13877827) 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, 6938903 + 6938904.

It is an arithmetic number, because the mean of its divisors is an integer number (6938904).

Almost surely, 2^13877807 is an apocalyptic number.

13877807 is a deficient number, since it is larger than the sum of its proper divisors (1).

13877807 is an equidigital number, since it uses as much as digits as its factorization.

13877807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65856, while the sum is 41.

The square root of 13877807 is about 3725.2928743926. The cubic root of 13877807 is about 240.3109799755.

The spelling of 13877807 in words is "thirteen million, eight hundred seventy-seven thousand, eight hundred seven".