5103503800 has 48 divisors (see below), whose sum is σ = 11894160600. Its totient is φ = 2036496000.

The previous prime is 5103503753. The next prime is 5103503807. The reversal of 5103503800 is 83053015.

It is a happy number.

It is a super-2 number, since 2×5103503800² = 52091502073228880000, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5103503807) 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, 53350 + ... + 114250.

Almost surely, 2^5103503800 is an apocalyptic number.

5103503800 is a gapful number since it is divisible by the number (50) 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 5103503800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5947080300).

5103503800 is an abundant number, since it is smaller than the sum of its proper divisors (6790656800).

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

5103503800 is a wasteful number, since it uses less digits than its factorization.

5103503800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61336 (or 61327 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 5103503800 is about 71438.8115802608. The cubic root of 5103503800 is about 1721.6947195814.

Adding to 5103503800 its reverse (83053015), we get a palindrome (5186556815).

The spelling of 5103503800 in words is "five billion, one hundred three million, five hundred three thousand, eight hundred".