13788653 has 2 divisors, whose sum is σ = 13788654. Its totient is φ = 13788652.

The previous prime is 13788637. The next prime is 13788673. The reversal of 13788653 is 35688731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13520329 + 268324 = 3677^2 + 518^2 .

It is a cyclic number.

It is not a de Polignac number, because 13788653 - 2⁴ = 13788637 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13788653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13788613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6894326 + 6894327.

It is an arithmetic number, because the mean of its divisors is an integer number (6894327).

Almost surely, 2^13788653 is an apocalyptic number.

It is an amenable number.

13788653 is a deficient number, since it is larger than the sum of its proper divisors (1).

13788653 is an equidigital number, since it uses as much as digits as its factorization.

13788653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 41.

The square root of 13788653 is about 3713.3075552666. The cubic root of 13788653 is about 239.7952710100.

It can be divided in two parts, 13788 and 653, that added together give a palindrome (14441).

The spelling of 13788653 in words is "thirteen million, seven hundred eighty-eight thousand, six hundred fifty-three".