13896563 has 2 divisors, whose sum is σ = 13896564. Its totient is φ = 13896562.

The previous prime is 13896559. The next prime is 13896569. The reversal of 13896563 is 36569831.

13896563 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 an emirp because it is prime and its reverse (36569831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13896563 - 2² = 13896559 is a prime.

It is a super-2 number, since 2×13896563² = 386228926425938, which contains 22 as substring.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 13896563.

It is not a weakly prime, because it can be changed into another prime (13896569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6948281 + 6948282.

It is an arithmetic number, because the mean of its divisors is an integer number (6948282).

Almost surely, 2^13896563 is an apocalyptic number.

13896563 is a deficient number, since it is larger than the sum of its proper divisors (1).

13896563 is an equidigital number, since it uses as much as digits as its factorization.

13896563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 41.

The square root of 13896563 is about 3727.8094103642. The cubic root of 13896563 is about 240.4191921669.

The spelling of 13896563 in words is "thirteen million, eight hundred ninety-six thousand, five hundred sixty-three".