13814375563 has 2 divisors, whose sum is σ = 13814375564. Its totient is φ = 13814375562.

The previous prime is 13814375551. The next prime is 13814375569. The reversal of 13814375563 is 36557341831.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13814375563 is a prime.

It is a super-2 number, since 2×13814375563² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13814375569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6907187781 + 6907187782.

It is an arithmetic number, because the mean of its divisors is an integer number (6907187782).

Almost surely, 2^13814375563 is an apocalyptic number.

13814375563 is a deficient number, since it is larger than the sum of its proper divisors (1).

13814375563 is an equidigital number, since it uses as much as digits as its factorization.

13814375563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 46.

The spelling of 13814375563 in words is "thirteen billion, eight hundred fourteen million, three hundred seventy-five thousand, five hundred sixty-three".