1113341403 has 4 divisors (see below), whose sum is σ = 1484455208. Its totient is φ = 742227600.

The previous prime is 1113341377. The next prime is 1113341491. The reversal of 1113341403 is 3041433111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3041433111 = 3 ⋅1013811037.

It is not a de Polignac number, because 1113341403 - 2⁸ = 1113341147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113341403.

It is not an unprimeable number, because it can be changed into a prime (1113341003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185556898 + ... + 185556903.

It is an arithmetic number, because the mean of its divisors is an integer number (371113802).

Almost surely, 2^1113341403 is an apocalyptic number.

1113341403 is a deficient number, since it is larger than the sum of its proper divisors (371113805).

1113341403 is an equidigital number, since it uses as much as digits as its factorization.

1113341403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371113804.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1113341403 is about 33366.7709405630. The cubic root of 1113341403 is about 1036.4367090331.

Adding to 1113341403 its reverse (3041433111), we get a palindrome (4154774514).

The spelling of 1113341403 in words is "one billion, one hundred thirteen million, three hundred forty-one thousand, four hundred three".