11123332403 has 4 divisors (see below), whose sum is σ = 11196997008. Its totient is φ = 11049667800.

The previous prime is 11123332361. The next prime is 11123332421. The reversal of 11123332403 is 30423332111.

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 11123332403 - 2¹⁶ = 11123266867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11123334403) 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, 36832076 + ... + 36832377.

It is an arithmetic number, because the mean of its divisors is an integer number (2799249252).

Almost surely, 2^11123332403 is an apocalyptic number.

11123332403 is a deficient number, since it is larger than the sum of its proper divisors (73664605).

11123332403 is an equidigital number, since it uses as much as digits as its factorization.

11123332403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73664604.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 11123332403 its reverse (30423332111), we get a palindrome (41546664514).

The spelling of 11123332403 in words is "eleven billion, one hundred twenty-three million, three hundred thirty-two thousand, four hundred three".