13413523143503 has 4 divisors (see below), whose sum is σ = 15329740735440. Its totient is φ = 11497305551568.

The previous prime is 13413523143473. The next prime is 13413523143511. The reversal of 13413523143503 is 30534132531431.

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

It is a cyclic number.

It is not a de Polignac number, because 13413523143503 - 2²⁰ = 13413522094927 is a prime.

It is a super-2 number, since 2×13413523143503² (a number of 27 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 (13413523143103) 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, 958108795958 + ... + 958108795971.

It is an arithmetic number, because the mean of its divisors is an integer number (3832435183860).

Almost surely, 2^{13413523143503} is an apocalyptic number.

13413523143503 is a deficient number, since it is larger than the sum of its proper divisors (1916217591937).

13413523143503 is an equidigital number, since it uses as much as digits as its factorization.

13413523143503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916217591936.

The product of its (nonzero) digits is 194400, while the sum is 38.

Adding to 13413523143503 its reverse (30534132531431), we get a palindrome (43947655674934).

The spelling of 13413523143503 in words is "thirteen trillion, four hundred thirteen billion, five hundred twenty-three million, one hundred forty-three thousand, five hundred three".