11400242503 has 8 divisors (see below), whose sum is σ = 12373856768. Its totient is φ = 10440438624.

The previous prime is 11400242479. The next prime is 11400242507. The reversal of 11400242503 is 30524200411.

11400242503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11400242503 - 2¹³ = 11400234311 is a prime.

It is a super-3 number, since 3×11400242503³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11400242507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3450876 + ... + 3454177.

It is an arithmetic number, because the mean of its divisors is an integer number (1546732096).

Almost surely, 2^11400242503 is an apocalyptic number.

11400242503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11400242503 is a deficient number, since it is larger than the sum of its proper divisors (973614265).

11400242503 is a wasteful number, since it uses less digits than its factorization.

11400242503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6905193.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 11400242503 its reverse (30524200411), we get a palindrome (41924442914).

The spelling of 11400242503 in words is "eleven billion, four hundred million, two hundred forty-two thousand, five hundred three".