11123004403 has 16 divisors (see below), whose sum is σ = 13079562496. Its totient is φ = 9260788320.

The previous prime is 11123004337. The next prime is 11123004419. The reversal of 11123004403 is 30440032111.

It is not a de Polignac number, because 11123004403 - 2¹³ = 11122996211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11123004203) 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, 47601 + ... + 156562.

It is an arithmetic number, because the mean of its divisors is an integer number (817472656).

Almost surely, 2^11123004403 is an apocalyptic number.

11123004403 is a deficient number, since it is larger than the sum of its proper divisors (1956558093).

11123004403 is a wasteful number, since it uses less digits than its factorization.

11123004403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204394.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11123004403 its reverse (30440032111), we get a palindrome (41563036514).

The spelling of 11123004403 in words is "eleven billion, one hundred twenty-three million, four thousand, four hundred three".