13003660253 has 4 divisors (see below), whose sum is σ = 13006260288. Its totient is φ = 13001060220.

The previous prime is 13003660237. The next prime is 13003660261. The reversal of 13003660253 is 35206630031.

It is a happy number.

13003660253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35206630031 = 131 ⋅268752901.

It is a cyclic number.

It is not a de Polignac number, because 13003660253 - 2⁴ = 13003660237 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 (13003660223) 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 3 ways as a sum of consecutive naturals, for example, 1292501 + ... + 1302522.

It is an arithmetic number, because the mean of its divisors is an integer number (3251565072).

Almost surely, 2^13003660253 is an apocalyptic number.

It is an amenable number.

13003660253 is a deficient number, since it is larger than the sum of its proper divisors (2600035).

13003660253 is an equidigital number, since it uses as much as digits as its factorization.

13003660253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600034.

The product of its (nonzero) digits is 9720, while the sum is 29.

The spelling of 13003660253 in words is "thirteen billion, three million, six hundred sixty thousand, two hundred fifty-three".