11123301403 has 4 divisors (see below), whose sum is σ = 11171041128. Its totient is φ = 11075561680.

The previous prime is 11123301391. The next prime is 11123301421. The reversal of 11123301403 is 30410332111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30410332111 = 653 ⋅46570187.

It is a cyclic number.

It is not a de Polignac number, because 11123301403 - 2³³ = 2533366811 is a prime.

It is a super-3 number, since 3×11123301403³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11123371403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23869513 + ... + 23869978.

It is an arithmetic number, because the mean of its divisors is an integer number (2792760282).

Almost surely, 2^11123301403 is an apocalyptic number.

11123301403 is a deficient number, since it is larger than the sum of its proper divisors (47739725).

11123301403 is an equidigital number, since it uses as much as digits as its factorization.

11123301403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47739724.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11123301403 its reverse (30410332111), we get a palindrome (41533633514).

The spelling of 11123301403 in words is "eleven billion, one hundred twenty-three million, three hundred one thousand, four hundred three".