13755529 has 2 divisors, whose sum is σ = 13755530. Its totient is φ = 13755528.

The previous prime is 13755523. The next prime is 13755583. The reversal of 13755529 is 92555731.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12250000 + 1505529 = 3500^2 + 1227^2 .

It is an emirp because it is prime and its reverse (92555731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13755529 - 2⁹ = 13755017 is a prime.

It is not a weakly prime, because it can be changed into another prime (13755523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6877764 + 6877765.

It is an arithmetic number, because the mean of its divisors is an integer number (6877765).

Almost surely, 2^13755529 is an apocalyptic number.

It is an amenable number.

13755529 is a deficient number, since it is larger than the sum of its proper divisors (1).

13755529 is an equidigital number, since it uses as much as digits as its factorization.

13755529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47250, while the sum is 37.

The square root of 13755529 is about 3708.8446988247. The cubic root of 13755529 is about 239.6030997747.

The spelling of 13755529 in words is "thirteen million, seven hundred fifty-five thousand, five hundred twenty-nine".