13500045253 has 8 divisors (see below), whose sum is σ = 14368232088. Its totient is φ = 12640088064.

The previous prime is 13500045211. The next prime is 13500045257. The reversal of 13500045253 is 35254000531.

13500045253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 662702049 + 12837343204 = 25743^2 + 113302^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-13500045253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13500045257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2054026 + ... + 2060587.

It is an arithmetic number, because the mean of its divisors is an integer number (1796029011).

Almost surely, 2^13500045253 is an apocalyptic number.

It is an amenable number.

13500045253 is a deficient number, since it is larger than the sum of its proper divisors (868186835).

13500045253 is a wasteful number, since it uses less digits than its factorization.

13500045253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4114823.

The product of its (nonzero) digits is 9000, while the sum is 28.

Adding to 13500045253 its reverse (35254000531), we get a palindrome (48754045784).

The spelling of 13500045253 in words is "thirteen billion, five hundred million, forty-five thousand, two hundred fifty-three".