13253203063 has 4 divisors (see below), whose sum is σ = 13258417248. Its totient is φ = 13247988880.

The previous prime is 13253203013. The next prime is 13253203081. The reversal of 13253203063 is 36030235231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36030235231 = 41981 ⋅858251.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13253203063 is a prime.

It is a super-2 number, since 2×13253203063² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13253203013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2603278 + ... + 2608363.

It is an arithmetic number, because the mean of its divisors is an integer number (3314604312).

Almost surely, 2^13253203063 is an apocalyptic number.

13253203063 is a deficient number, since it is larger than the sum of its proper divisors (5214185).

13253203063 is an equidigital number, since it uses as much as digits as its factorization.

13253203063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5214184.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 13253203063 its reverse (36030235231), we get a palindrome (49283438294).

The spelling of 13253203063 in words is "thirteen billion, two hundred fifty-three million, two hundred three thousand, sixty-three".