11633131103 has 4 divisors (see below), whose sum is σ = 12690688488. Its totient is φ = 10575573720.

The previous prime is 11633131091. The next prime is 11633131109. The reversal of 11633131103 is 30113133611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11633131103 - 2¹⁰ = 11633130079 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 (11633131109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528778676 + ... + 528778697.

It is an arithmetic number, because the mean of its divisors is an integer number (3172672122).

Almost surely, 2^11633131103 is an apocalyptic number.

11633131103 is a deficient number, since it is larger than the sum of its proper divisors (1057557385).

11633131103 is a wasteful number, since it uses less digits than its factorization.

11633131103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057557384.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 11633131103 its reverse (30113133611), we get a palindrome (41746264714).

The spelling of 11633131103 in words is "eleven billion, six hundred thirty-three million, one hundred thirty-one thousand, one hundred three".