14103013520 has 80 divisors (see below), whose sum is σ = 33919638528. Its totient is φ = 5447554560.

The previous prime is 14103013481. The next prime is 14103013553. The reversal of 14103013520 is 2531030141.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 14103013492 and 14103013501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1201922 + ... + 1213598.

Almost surely, 2^14103013520 is an apocalyptic number.

14103013520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14103013520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16959819264).

14103013520 is an abundant number, since it is smaller than the sum of its proper divisors (19816625008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14103013520 is a wasteful number, since it uses less digits than its factorization.

14103013520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12208 (or 12202 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 14103013520 its reverse (2531030141), we get a palindrome (16634043661).

The spelling of 14103013520 in words is "fourteen billion, one hundred three million, thirteen thousand, five hundred twenty".