13413421003 has 4 divisors (see below), whose sum is σ = 13415835160. Its totient is φ = 13411006848.

The previous prime is 13413421001. The next prime is 13413421009. The reversal of 13413421003 is 30012431431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30012431431 = 17 ⋅1765437143.

It is a cyclic number.

It is not a de Polignac number, because 13413421003 - 2¹ = 13413421001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13413421001) 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, 1198725 + ... + 1209862.

It is an arithmetic number, because the mean of its divisors is an integer number (3353958790).

Almost surely, 2^13413421003 is an apocalyptic number.

13413421003 is a deficient number, since it is larger than the sum of its proper divisors (2414157).

13413421003 is an equidigital number, since it uses as much as digits as its factorization.

13413421003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414156.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13413421003 its reverse (30012431431), we get a palindrome (43425852434).

The spelling of 13413421003 in words is "thirteen billion, four hundred thirteen million, four hundred twenty-one thousand, three".