13525273 has 2 divisors, whose sum is σ = 13525274. Its totient is φ = 13525272.

The previous prime is 13525271. The next prime is 13525289. The reversal of 13525273 is 37252531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8340544 + 5184729 = 2888^2 + 2277^2 .

It is an emirp because it is prime and its reverse (37252531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13525273 - 2¹ = 13525271 is a prime.

Together with 13525271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13525271) 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, 6762636 + 6762637.

It is an arithmetic number, because the mean of its divisors is an integer number (6762637).

Almost surely, 2^13525273 is an apocalyptic number.

It is an amenable number.

13525273 is a deficient number, since it is larger than the sum of its proper divisors (1).

13525273 is an equidigital number, since it uses as much as digits as its factorization.

13525273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300, while the sum is 28.

The square root of 13525273 is about 3677.6722257428. The cubic root of 13525273 is about 238.2586517876.

The spelling of 13525273 in words is "thirteen million, five hundred twenty-five thousand, two hundred seventy-three".