13897341827 has 2 divisors, whose sum is σ = 13897341828. Its totient is φ = 13897341826.

The previous prime is 13897341751. The next prime is 13897341851. The reversal of 13897341827 is 72814379831.

13897341827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (72814379831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13897341827 - 2²⁰ = 13896293251 is a prime.

It is a super-2 number, since 2×13897341827² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13897341877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6948670913 + 6948670914.

It is an arithmetic number, because the mean of its divisors is an integer number (6948670914).

Almost surely, 2^13897341827 is an apocalyptic number.

13897341827 is a deficient number, since it is larger than the sum of its proper divisors (1).

13897341827 is an equidigital number, since it uses as much as digits as its factorization.

13897341827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 53.

The spelling of 13897341827 in words is "thirteen billion, eight hundred ninety-seven million, three hundred forty-one thousand, eight hundred twenty-seven".