1130404403 has 4 divisors (see below), whose sum is σ = 1130503800. Its totient is φ = 1130305008.

The previous prime is 1130404361. The next prime is 1130404421. The reversal of 1130404403 is 3044040311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3044040311 = 13 ⋅234156947.

It is a cyclic number.

It is not a de Polignac number, because 1130404403 - 2²⁴ = 1113627187 is a prime.

It is a super-3 number, since 3×1130404403³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130404453) 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, 30050 + ... + 56247.

It is an arithmetic number, because the mean of its divisors is an integer number (282625950).

Almost surely, 2^1130404403 is an apocalyptic number.

1130404403 is a deficient number, since it is larger than the sum of its proper divisors (99397).

1130404403 is an equidigital number, since it uses as much as digits as its factorization.

1130404403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99396.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1130404403 is about 33621.4872217158. The cubic root of 1130404403 is about 1041.7046756591.

Adding to 1130404403 its reverse (3044040311), we get a palindrome (4174444714).

The spelling of 1130404403 in words is "one billion, one hundred thirty million, four hundred four thousand, four hundred three".