1116943811403 has 16 divisors (see below), whose sum is σ = 1702073479680. Its totient is φ = 638229658176.

The previous prime is 1116943811369. The next prime is 1116943811411. The reversal of 1116943811403 is 3041183496111.

It is a happy number.

It is not a de Polignac number, because 1116943811403 - 2⁹ = 1116943810891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1116943811483) 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, 416983 + ... + 1551696.

It is an arithmetic number, because the mean of its divisors is an integer number (106379592480).

Almost surely, 2^{1116943811403} is an apocalyptic number.

1116943811403 is a deficient number, since it is larger than the sum of its proper divisors (585129668277).

1116943811403 is a wasteful number, since it uses less digits than its factorization.

1116943811403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995706.

The product of its (nonzero) digits is 62208, while the sum is 42.

The spelling of 1116943811403 in words is "one trillion, one hundred sixteen billion, nine hundred forty-three million, eight hundred eleven thousand, four hundred three".