11503253300 has 72 divisors (see below), whose sum is σ = 31121549760. Its totient is φ = 3585427200.

The previous prime is 11503253299. The next prime is 11503253323. The reversal of 11503253300 is 335230511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 739265 + ... + 754664.

Almost surely, 2^11503253300 is an apocalyptic number.

11503253300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11503253300 is an abundant number, since it is smaller than the sum of its proper divisors (19618296460).

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

11503253300 is a wasteful number, since it uses less digits than its factorization.

11503253300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493961 (or 1493954 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

Adding to 11503253300 its reverse (335230511), we get a palindrome (11838483811).

The spelling of 11503253300 in words is "eleven billion, five hundred three million, two hundred fifty-three thousand, three hundred".