13503155200 has 132 divisors (see below), whose sum is σ = 34024120432. Its totient is φ = 5312102400.

The previous prime is 13503155191. The next prime is 13503155203. The reversal of 13503155200 is 255130531.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (13503155203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1557277 + ... + 1565923.

Almost surely, 2^13503155200 is an apocalyptic number.

13503155200 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 13503155200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17012060216).

13503155200 is an abundant number, since it is smaller than the sum of its proper divisors (20520965232).

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

13503155200 is an equidigital number, since it uses as much as digits as its factorization.

13503155200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8738 (or 8715 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

Adding to 13503155200 its reverse (255130531), we get a palindrome (13758285731).

The spelling of 13503155200 in words is "thirteen billion, five hundred three million, one hundred fifty-five thousand, two hundred".