13535453 has 4 divisors (see below), whose sum is σ = 13865628. Its totient is φ = 13205280.

The previous prime is 13535449. The next prime is 13535461. The reversal of 13535453 is 35453531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5026564 + 8508889 = 2242^2 + 2917^2 .

It is not a de Polignac number, because 13535453 - 2² = 13535449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13534453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165026 + ... + 165107.

It is an arithmetic number, because the mean of its divisors is an integer number (3466407).

Almost surely, 2^13535453 is an apocalyptic number.

It is an amenable number.

13535453 is a deficient number, since it is larger than the sum of its proper divisors (330175).

13535453 is an equidigital number, since it uses as much as digits as its factorization.

13535453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330174.

The product of its digits is 13500, while the sum is 29.

The square root of 13535453 is about 3679.0559930504. The cubic root of 13535453 is about 238.3184131150.

Adding to 13535453 its reverse (35453531), we get a palindrome (48988984).

The spelling of 13535453 in words is "thirteen million, five hundred thirty-five thousand, four hundred fifty-three".