13349662603 has 4 divisors (see below), whose sum is σ = 13350363208. Its totient is φ = 13348962000.

The previous prime is 13349662583. The next prime is 13349662619. The reversal of 13349662603 is 30626694331.

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 13349662603 - 2³³ = 4759728011 is a prime.

It is a super-2 number, since 2×13349662603² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13349662603.

It is not an unprimeable number, because it can be changed into a prime (13349362603) 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, 320898 + ... + 360103.

It is an arithmetic number, because the mean of its divisors is an integer number (3337590802).

Almost surely, 2^13349662603 is an apocalyptic number.

13349662603 is a deficient number, since it is larger than the sum of its proper divisors (700605).

13349662603 is an equidigital number, since it uses as much as digits as its factorization.

13349662603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700604.

The product of its (nonzero) digits is 419904, while the sum is 43.

The spelling of 13349662603 in words is "thirteen billion, three hundred forty-nine million, six hundred sixty-two thousand, six hundred three".