11133344403 has 16 divisors (see below), whose sum is σ = 16498252960. Its totient is φ = 7420245408.

The previous prime is 11133344401. The next prime is 11133344471. The reversal of 11133344403 is 30444333111.

It is not a de Polignac number, because 11133344403 - 2¹ = 11133344401 is a prime.

It is a super-2 number, since 2×11133344403² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11133344401) 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, 51501 + ... + 157857.

It is an arithmetic number, because the mean of its divisors is an integer number (1031140810).

Almost surely, 2^11133344403 is an apocalyptic number.

11133344403 is a deficient number, since it is larger than the sum of its proper divisors (5364908557).

11133344403 is a wasteful number, since it uses less digits than its factorization.

11133344403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110243 (or 110237 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 11133344403 its reverse (30444333111), we get a palindrome (41577677514).

The spelling of 11133344403 in words is "eleven billion, one hundred thirty-three million, three hundred forty-four thousand, four hundred three".