1113321004403 has 16 divisors (see below), whose sum is σ = 1241121573120. Its totient is φ = 993809795616.

The previous prime is 1113321004343. The next prime is 1113321004451. The reversal of 1113321004403 is 3044001233111.

It is a cyclic number.

It is not a de Polignac number, because 1113321004403 - 2¹⁴ = 1113320988019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113321000403) 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, 18983000 + ... + 19041557.

It is an arithmetic number, because the mean of its divisors is an integer number (77570098320).

Almost surely, 2^{1113321004403} is an apocalyptic number.

1113321004403 is a deficient number, since it is larger than the sum of its proper divisors (127800568717).

1113321004403 is a wasteful number, since it uses less digits than its factorization.

1113321004403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38024666.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1113321004403 its reverse (3044001233111), we get a palindrome (4157322237514).

The spelling of 1113321004403 in words is "one trillion, one hundred thirteen billion, three hundred twenty-one million, four thousand, four hundred three".