11125100403 has 12 divisors (see below), whose sum is σ = 16070508168. Its totient is φ = 7416309600.

The previous prime is 11125100377. The next prime is 11125100411. The reversal of 11125100403 is 30400152111.

11125100403 is a `hidden beast` number, since 1 + 11 + 251 + 0 + 0 + 403 = 666.

It is not a de Polignac number, because 11125100403 - 2²⁸ = 10856664947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11125100423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266928 + ... + 305778.

It is an arithmetic number, because the mean of its divisors is an integer number (1339209014).

Almost surely, 2^11125100403 is an apocalyptic number.

11125100403 is a deficient number, since it is larger than the sum of its proper divisors (4945407765).

11125100403 is a wasteful number, since it uses less digits than its factorization.

11125100403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70674 (or 70671 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 11125100403 its reverse (30400152111), we get a palindrome (41525252514).

The spelling of 11125100403 in words is "eleven billion, one hundred twenty-five million, one hundred thousand, four hundred three".