13424453403 has 4 divisors (see below), whose sum is σ = 17899271208. Its totient is φ = 8949635600.

The previous prime is 13424453381. The next prime is 13424453411. The reversal of 13424453403 is 30435442431.

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 13424453403 - 2²¹ = 13422356251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13424453453) 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, 2237408898 + ... + 2237408903.

It is an arithmetic number, because the mean of its divisors is an integer number (4474817802).

Almost surely, 2^13424453403 is an apocalyptic number.

13424453403 is a deficient number, since it is larger than the sum of its proper divisors (4474817805).

13424453403 is an equidigital number, since it uses as much as digits as its factorization.

13424453403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4474817804.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 13424453403 its reverse (30435442431), we get a palindrome (43859895834).

The spelling of 13424453403 in words is "thirteen billion, four hundred twenty-four million, four hundred fifty-three thousand, four hundred three".