11551424103 has 12 divisors (see below), whose sum is σ = 16696892680. Its totient is φ = 7695640656.

The previous prime is 11551424083. The next prime is 11551424111. The reversal of 11551424103 is 30142415511.

11551424103 is a `hidden beast` number, since 1 + 1 + 551 + 4 + 2 + 4 + 103 = 666.

11551424103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11551424103 - 2⁹ = 11551423591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11551424123) 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 11 ways as a sum of consecutive naturals, for example, 428593 + ... + 454746.

Almost surely, 2^11551424103 is an apocalyptic number.

11551424103 is a deficient number, since it is larger than the sum of its proper divisors (5145468577).

11551424103 is a wasteful number, since it uses less digits than its factorization.

11551424103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884798 (or 884795 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 11551424103 its reverse (30142415511), we get a palindrome (41693839614).

The spelling of 11551424103 in words is "eleven billion, five hundred fifty-one million, four hundred twenty-four thousand, one hundred three".