11131124605403 has 16 divisors (see below), whose sum is σ = 12315924951552. Its totient is φ = 9975180432000.

The previous prime is 11131124605273. The next prime is 11131124605477. The reversal of 11131124605403 is 30450642113111.

It is a cyclic number.

It is not a de Polignac number, because 11131124605403 - 2³⁸ = 10856246698459 is a prime.

It is a super-3 number, since 3×11131124605403³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11131124605403.

It is not an unprimeable number, because it can be changed into a prime (11131123605403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4143698 + ... + 6279528.

It is an arithmetic number, because the mean of its divisors is an integer number (769745309472).

Almost surely, 2^{11131124605403} is an apocalyptic number.

11131124605403 is a deficient number, since it is larger than the sum of its proper divisors (1184800346149).

11131124605403 is a wasteful number, since it uses less digits than its factorization.

11131124605403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142586.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 11131124605403 its reverse (30450642113111), we get a palindrome (41581766718514).

The spelling of 11131124605403 in words is "eleven trillion, one hundred thirty-one billion, one hundred twenty-four million, six hundred five thousand, four hundred three".