13918613603 has 16 divisors (see below), whose sum is σ = 14267871360. Its totient is φ = 13572808704.

The previous prime is 13918613593. The next prime is 13918613623. The reversal of 13918613603 is 30631681931.

It is a cyclic number.

It is not a de Polignac number, because 13918613603 - 2¹⁰ = 13918612579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13918613623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12071075 + ... + 12072227.

It is an arithmetic number, because the mean of its divisors is an integer number (891741960).

Almost surely, 2^13918613603 is an apocalyptic number.

13918613603 is a deficient number, since it is larger than the sum of its proper divisors (349257757).

13918613603 is a wasteful number, since it uses less digits than its factorization.

13918613603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 13918613603 in words is "thirteen billion, nine hundred eighteen million, six hundred thirteen thousand, six hundred three".